Fans of SM Entertainment artists will be even more stoked for this year's crop of year-end festivals after the agency announced several collaboration stages between their groups!

Girls' Generation will be collaborating with hit rookies EXO in an energetic performance at the '2013 SBS Gayo Daejun' for what promises to be a memorable event between the nation's girl group and one of the most exciting up-and-comers of the year!

Following the SBS performance, Girls' Generation's Tiffany will perform a duet with SHINee's Key at the '2013 MBC Gayo Daejaejun' in a performance that is sure to bring out some of the best vocals in SMTOWN.

Which collaboration stage are you looking forward to the most?

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Thanks to Len for the tip!