They're absolutely talented! They have the looks, the commitment, the voices, and so much moreee. <33

A'st1 hwaiting yoooo~! 8Dv

their song dynamite is awesome!!! the music video is also cool!!!XD

did anyone hear their new song dynamite?? its awsome ^_^

i love their song from the Boys Over Flowers OST 2 album!..

They are finally back and I love their new mini album *___*

get the new song from them, from ost boys over flower 2.. u like them, u should hav it..

i heard they're coming back with a new song sometime this summer can't wait!

i like their song 1.2.3.4.back , it stuck on my head XD

Hi want 2 join my group (( pop in your eyes )) i will be happy and u will be welcom

i love that one..but i don't know his name..

i swear people you can have moon and the other doodes but BYUL IS MINE!!!! <3333

Byon jang moon & Azuma tomoki are the best

Moon is my loveeee <3

heyyy i love ming xD

Oh my gosh these are really good i like all there songs my personal favs are 1234 back, more then words.

1,2,3,4 back!!! love it!!!.. thumbs up everyone!!!!

hai ming is soooo cool!:D

i luv their new song 1,2,3,4 Back! Amazing song!!!!

if any of you are interested in more videos and more information on A'st1, then just go to youtube.com/PurpleFanoo it's not a WHOLE lot of info but it's a lot more than they have here ^^ (no disrespect!)