i know a few or alot depends..esp most from a flashmob i took part in. altho i wont mention the dances that are half learnt lol.
shinee - ring ding dong
dal shabet - Supa dupa diva, Pink rocket, mr bang bang, have dont have
orange caramel ... i love their songs i know all the dances heehee
tvxq - o jung ban hab, rising sun, balloons, mirotic
girls generation - gee, into a new world, genie, girls generation
hello venus - every song until do you want some tea?
b.a.p - !!!!! power, stop it, crash, no mercy and currently learning Warrior ^^