So Dylan's the fat straight one, Cole's the thin gay one
Their Hawaiian video collage of shirtless pix on YouTube makes it soooo apparent! :-)
Picture proof of Dylan's "love handles":
http://i47.tinypic.com/2w68hzr.jpg
And before you say anything... I'm gay and it's also proof that there's more of a chance that one twin turns out gay.
http://tinypic.com/r/2w68hzr/6