'Sorry' is such a jam that even old BamBam can't resist.

The good people behind BarackDubs are going to have to find a new subject for all their impressive dubbing work come next January, but for now at least we're still getting golden nuggets like this of Barack Obama sing-speaking his little heart out to Justin Bieber's 'Sorry'.

He only has 11 months left, we reckon someone can sway him into doing this for real. We're looking at you Michelle.

Via YouTube