The '22' star says "you do not want to open that can of worms" when asked about the former couple.
Justin Bieber attacked at gig
Justin Bieber has been attacked with eggs during a tour date in Australia.
The singer who had taken his ‘My World’ Show to Sydney's Acer Arena was performing on stage along with his backing dancers when the eggs were thrown.
Bieber acted like a true professional refusing to let the incident spoil the rest of the gig.
Check out footage of the incident below…
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The '22' star has been shortlisted in three categories including Choice Female Artist.
Justin Bieber was booed by fans for arriving on stage two hours late for the first of four gigs at London's O2 Arena. Check out pictures of what happened when he finally took to the stage.
Watch the Black Eyed Peas singer's new video featuring the 'Boyfriend' star now on Capital.