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2012 8 DecMeydan Racecourse 6 Songs
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2012 26 JunHollywood Blvd 8 Songs
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2012 9 JunCapital FM Summertime Ball 2012 9 Songs
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2010 10 DecZ100 Jingle Ball 2010 5 Songs
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2010 9 DecKiss 108's Jingle Ball 2010 6 Songs
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2010 14 NovBBC Radio 1's Teen Awards 2010 5 Songs
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2010 7 NovMTV Europe Music Awards 2010 6 Songs
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2010 10 OctMusic Box at the Fonda 9 Songs
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2010 6 OctArena 12 Songs
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2010 5 OctKlub Stodoła 12 Songs
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2010 24 AugEd Sullivan Theater 9 Songs
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2009 13 NovABS CBN Studios 1 Song
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2009 24 JulRockefeller Plaza 3 Songs
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2009 7 JunCapital FM Summertime Ball 2009 Hello Katy Tour
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2009 17 FebFestival della Canzone Italiana di Sanremo 2009 2 Songs
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2008 13 DecY100 Jingle Ball 2008 3 Songs
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2008 12 DecZ100 Jingle Ball 2008 Hello Katy Tour
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2008 11 DecKiss 108's Jingle Ball 2008 4 Songs
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2008 5 DecThe Ellen DeGeneres Show 1 Song
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2008 12 NovZavvi Oxford Street 3 Songs
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2008 6 OctThe Tonight Show with Jay Leno 1 Song
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2008 14 MarSXSW 2008 5 Songs