Forget Fleur East’s X Factor number, Barack Obama has nailed Uptown Funk like no other. br br The time-laden people at baracksdubs have put together a special montage of the US president performing Mark Ronson’s chart topper and it’s really something special. br br Taken from clips of his presidential speeches, Barack unwittingly rocks out to the catchiest jam around right now in the minute-long video. br br ‘This hit that ice cold, Michelle Pfeiffer that white gold,’ he begins.