Colleen Ballinger talks about her YouTube persona getting popular enough to have Miranda Sings knock-off Halloween costumes. Subscribe NOW to The Tonight Show Starring Jimmy Fallon: Watch The Tonight Show Starring Jimmy Fallon Weeknights 11:35/10:35c Get more Jimmy Fallon: Follow Jimmy: Like Jimmy: Get more The Tonight Show Starring Jimmy Fallon: Follow The Tonight Show: Like The Tonight Show: The Tonight Show Tumblr: Get more NBC: NBC YouTube: Like NBC: Follow NBC: NBC Tumblr: NBC Google+: The Tonight Show Starring Jimmy Fallon features hilarious highlights from the show including: comedy sketches, music parodies, celebrity interviews, ridiculous games, and, of course, Jimmy's Thank You Notes and hashtags! You'll also find behind the scenes videos and other great web exclusives. Colleen Ballinger's Bully Run-Ins and Online Haters Created Miranda Sings

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