Watch Barrack Obama sing Purple Rain to trick-or-treater dressed as Prince!

A clip has emerged of President Obama singing Purple Rain to a little boy dressed up as Prince at the White House earlier this week. The event, which took place on Halloween (31 October), was held for local children and the children of military families.

Barrack and Michelle Obama were also caught on camera at the same event  dancing to Michael Jackson’s ‘Thriller’. Check it out below.