Watch Justin Bieber Sing Rebecca Black's "Friday" & Britney Spears' "Baby"
March 30 2011, Published 8:29 a.m. ET
Oh, Justin Bieber you're such a tease! The 17-year-old singer was asking his fans what song he should sing for them and ended up singing a little bit of Rebecca Black's "Friday" in the process.
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We hope Rebecca hasn't been holding her breath since she asked Justin to sing a duet with her because he still hasn't given her answer. But he did sing a tiny bit of her song on stage.
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Justin was teasing his fans by singing "Friday" before asking if they would rather hear him sing "Baby." But then he burst into Britney Spear's "Baby One More Time" instead of his own song.
Eventually, Justin gave his fans exactly what they wanted.
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Watch the clip below!