Rolf/Gluttony- Occasionally eats meat and even has a personal meat locker.The Kanker Sisters/Lust- Sees and calls the Eds their "boyfriends" and will do anything for them.
Ed deeply cares about his little sister, Eddy's brother is a Big Brother Bully.Ed is a Gentle Giant, Eddy's brother is an example of Evil Is Bigger.
And how is being concerned for each other make them gay? They are best friends after all, it's natural they'd be concerned if one gets into serious danger.
Plus Ed attempted to kiss his two friends with mistletoe and Edd saying kissing is not allowed in his parent's room may sum it up. They always seem to spend time together and seem to be a little to concerned about each other's welfare especially Edd In Rambling Ed Edd and Eddy share Rolf's bed and it might be possible Rolf interrupted them having sex while Ed was snoring.
The Eds are homosexual.Even though the Eds seem to have a crush on Nazz and Edd had a crush on Sarah in the first episode of the series the Eds are deep down gay.