A US Senator’s embarrassment after hisphone rang during a finance hearing has been compounded by his choice ofsong – “Let It Go” from Disney’s Frozen.The video was released to https://www.youtube.com/watch?v=Wt03sS2_SwY Senator PatRoberts, 78, was listening to testimony from Agriculture Secretary TomVilsack at a Senate Finance Committee meeting when his microphone pickedup the familiar strains by singer Idina Menzel.“Ah, come on,” a flustered Mr Roberts muttered to giggles from those in the room.The Republican Senator from Kansas took the moment in his stride,urging Mr Vilsack to “just let it go” before letting him continue. MrRoberts claimed the ringtone was his grandkids’ choice and even manageda dig at President Barack Obama in brushing off the gaffe.