After performing his signature hit Monday night to ring in 2013 on ABC's 'Dick Clark's New Year's Rockin' Eve', the rapper said he's ready to move on, reported MTV News. "Being in Times Square on New Year's Eve is already special it's the biggest stage in the universe plus it's my birthday, so, with all that, it may be the ending of 'Gangnam Style'. I mean, what better way to do it?u00a0