2NE1 is going to bring back their debut days for Show! Music Core. On the February 20th broadcast of MBC's Show! Music Core, 2NE1 will be having a special stage for Music Core's 200th episode. This special episode of Music Core will also include SNSD / Girls' Generation, CNBLUE, 2PM, Kara, SHINee, Brown Eyed Girls, Baek Ji Young, After School, and Lee Eun Mi. The 200th episode will include a special stage for all the idol groups, with each group performing their debut songs. 2NE1 will be performing Fire, SNSD will sing Into the New World, 2PM will rock out 10 out of 10 and SHINee will make noonas go crazy with Noona is so pretty (Replay). For this momentous�occasion, regular MC's Tiffany and Yuri of SNSD have called in a little backup from CNBLUE. 2PM and SHINee will also have a special dance battle stage �titled 'Dance History.' In addition, SNSD, Kara and After School will have a joint special stage performing Lee Hyori's U Go Girl, Boa's My Name and Son Dambi's Crazy. This jam packed episode will be broadcast on February 20th so be sure to come back to allkpop for full coverage!