Girls' Generation performed Mr. Taxi, The Boys and a song called "How Great Is Your Love" on Music Core! :D

Here are the links: http://www.youtube.com/watch?feature=player_embedded&v=jqi_TAutEDY (Mr. Taxi)

http://www.youtube.com/watch?v=gjFQ0349hhE&feature=mfu_in_order&list=UL (How Great Is Your Love)

http://www.youtube.com/watch?v=cupzvOiG-dc&feature=mfu_in_order&list=UL (The Boys)