Men, single or not, have every right to flee from all women that have a boyfriend/fiancée/husband.  Heck, you don't know if even yesterday's news pertaining to encounters between guys, especially single/unaccompanied guys, and dating/engaged/married couples could be as follows;

Atlanta, GA;

-A single unaccompanied man approached a woman at a downtown concert and was shot and murdered by the woman's boyfriend.

-A man trying to view tropical fish at the Georgia Aquarium was smashed in the face and hurled violently to the floor by another man for getting near the jealous man's wife.  Victim hospitalized with severe concussion.

-A male patron at an outdoor café hugged his waitress.  Waitress's fiancée burned the patron to death with a flamethrower.

Boston, MA;

-An unaccompanied man was savagely burned by Molotov Cocktails when he tried to befriend an engaged couple near the Soldiers and Sailors Monument.  Victim hospitalized in critical condition with burns over 55% of his body.

-A man tried to dance with a woman at a downtown nightclub.  Woman's boyfriend broke a beer bottle and stabbed and slashed the guy multiple times.  Victim hospitalized in critical condition, 250 stitches.

Chicago, IL;

-A man tried to approach a woman at Navy Pier, was blasted and murdered by a flash mob containing 55 men including the woman's husband.  SWAT team called in but was quickly gunned down by the flash mob.  A total of 27 people killed, 91 injured, over $975,000 damage done to the facility.  Pier was placed under military lockdown.

-An unaccompanied man was violently hurled to the floor by a woman's jealous boyfriend while trying to view an exhibit at the Adler Planetarium.  Victim hospitalized in serious condition with concussion and scalp laceration.

-A man was burned by several barrages of Molotov Cocktails and then blasted by a flash mob with stolen MP-5s and AK-47s when he approached within 65 feet of an engaged couple near Crown Fountain in Millennium Park.  Victim died at the scene along with 11 others, 47 people injured.

-A single man was gunned down and murdered by a woman's jealous boyfriend at a live concert at Millennium Park when he tried to take an empty seat next to the suspect's girlfriend.

-A single man was gunned down and murdered by a jealous husband when the victim hugged a bartender (the suspect's wife) at a tavern in Lincoln Park.

-A man was brutally shoved to the floor by a jealous boyfriend at the Kovler Lion House at Lincoln Park Zoo when the victim came within 75 feet of the suspect's girlfriend.

-An unaccompanied man on a Seadog Boat Ride was beaten and thrown into the lake by a jealous husband when the victim took an empty seat less than 3 rows from the suspect's wife.

Detroit, MI;

-An unaccompanied man was shot and murdered by a woman's fiancee when he tried to play a slot machine less than 5 seats from the woman.

-A male customer had a non-business conversation with his waitress.  Waitress's jealous fiancée hurled a table at the victim.  Victim hospitalized in severe condition with lacerations requiring 125 stitches.

-A man was beaten and thrown into the river at Detroit's Riverwalk for approaching within less than 60 feet of a dating couple when the woman's boyfriend became possessive and jealous and chose to approach and attack the victim.

East St. Louis, IL;

-A man absentmindedly came within less than 80 feet of a married couple near the vacant Spivey Building and was blown to pieces by an IED attack perpetrated by the woman's husband.

-A single man at a local bar was blown to pieces by an IED attack by a jealous boyfriend when he sat within less than 50 feet of the suspect's girlfriend.  Entire interior covered in blood and shredded guts.

-A male patron at a local strip club was gunned down and murdered by a dancer's boyfriend for getting a lap dance with the suspect's girlfriend.

Houston, TX;

-An unaccompanied man was shot and injured by a woman's jealous fiancée for taking a spot less than 50 feet of the woman at a concert.

-A male patron at a local Hooters restaurant hugged his waitress and was beaten by her husband with a chair.

Los Angeles, CA;

-A single man was shot and killed by a woman's jealous boyfriend for approaching within 55 feet of the couple during a stroll down Wilshire Blvd.

-A man taking a walk on the Venice Fishing Pier was approached, attacked, and thrown into the ocean by a woman's jealous boyfriend.  Victim died when he was slammed into the pier's pilings by the ocean waves, knocked unconscious, and drowned.

-A man was beaten and hurled from a rooftop bar/restaurant in the Downtown area by a woman's jealous boyfriend for saying "Hello" and trying to befriend the couple.  Victim died instantly upon impact with the street.

-A man was burned by a jealous boyfriend with a flamethrower when the victim got within 60 feet of the suspect's girlfriend at a tennis game at Franklin D. Roosevelt Park.  Victim hospitalized in critical condition with burns over 70% of his body.

-An unaccompanied man swimming at the Green Meadows Swimming Pool was attacked and slammed against the side of the pool by a jealous husband for coming within 60 feet of the suspect's wife.

Miami, FL;

-Single guy on South Beach was shot and killed by a jealous boyfriend for approaching him and his girlfriend.

-Group of single men were massacred by several jealous boyfriends and husbands during a Spring Break party on the beach.

-An unaccompanied man tried to take an empty seat at a baseball game at Flamingo Park and was bludgeoned by a jealous boyfriend with a baseball bat for sitting less than 45 feet from his girlfriend.

-An unaccompanied man was violently hurled to the floor and beaten unconscious by a woman's jealous fiancee at Dolphin Mall when his shopping unexpectedly brought him within less than 50 feet of the woman.

Nashville, TN;

-Single guy was beaten by a woman's jealous husband for sitting one table away at a local restaurant.

New Orleans, LA;

-Unaccompanied single man interacted with a woman on Bourbon Street and was shot and murdered by her jealous boyfriend.

-A man was beaten and thrown off a balcony by a woman's jealous fiancée while attending a New Orleans Saints event at the Louisiana Superdome when his ticketed seat assignment was next to the couple.

New York City, NY;

-An unaccompanied man was bludgeoned to death in Times Square by a jealous husband when he came within 65 feet of the suspect's wife.

-A single man hugged a female server at a rooftop lounge in Midtown Manhattan.  Server's fiancée violently hurled the victim off the rooftop.  Victim died instantly upon impact with the street.

-An unaccompanied man was brutally shoved and kicked at the Central Park Zoo when his viewing of the sea lions caused him to be present close to a jealous man's wife.

-A man was beaten and shoved into the water when he absentmindedly came within 70 feet of a dating couple near the Statue of Liberty.

-A single man was beaten up and bodyslammed by a jealous boyfriend while in line for the Cyclone Roller Coaster at Coney Island when the victim glanced at the suspect and his girlfriend getting romantic when they were also in line for the ride.

Pittsburgh, PA;

-Unaccompanied man tried to befriend a woman in Southside Riverfront Park, was attacked and hurled into the river by her husband.

St. Louis, MO;

-An unaccompanied man approached within 80 feet of a dating couple.  Woman's boyfriend hurled a brick at the victim, breaking his hip.

-A single man attempted to make friends with an engaged couple on the riverbank near the Gateway Arch.  Woman's fiancée pulled a gun and shot the victim.

-An unaccompanied man was bludgeoned before the start of a baseball game at Busch Stadium by a jealous husband when his seat assignment was next to the suspect's wife.

-A man was shoved into a pond at the Missouri Botanical Garden when he absentmindedly came within less than 75 feet of an engaged couple.

Tampa, FL;

-Single guy approached a woman in the Ybor district and was bludgeoned by her fiancée with a baseball bat.

-Male patron at a local café hugged his waitress and was burned to death by her boyfriend with gasoline and a torch lighter.

Wichita, KS;

-Male customer at an outdoor café had non-business conversation with his waitress and was stabbed by her boyfriend with a broken beer bottle.  Victim hospitalized in critical condition, 200 stitches.

The King has a point in this thread.  And guys, it's for your own safety.

Blue Bird massaging your genatalia.