What does this text mean? HELP? :);):D?

okay, so i said i was coming home from acro. he was like acro? i'm like yeah, aro... as in dance. :) he was like OH bad thought. i'm likw what? then he said no you'll be mad at me. i said not honestly not. so he was like ur flexible...;) i'm like yeah pretty much. then he said so tell me how ur flexible? i'm like tell me a category. then he said hahaha legs? i called him a perv. then he said so ur not gonna answer my question? hmmm? then i was like yeah. :) welll, i can put my legs behind my head... but that's my back... hahaha. and if i say legs that will sound reaaalllyyy perverted. :) then he was like YES! i mean wat!? i think someone is following us. then i texted back yes? i don't get it... hahaha/ :) then he didn't reply for like 45 minutes... :( HELP!!! :) ;) :D