Philly hosted the original Fourth of July, so when the date comes around, the pressure's on to do it up. The city hosted its annual Fourth of July Jam Saturday night with a performance from the Roots. That's sounds great, but some unexpected local star power took the performance to the next level.
To close out the set, Black Thought introduced a very important guest -- Mayor Michael Nutter. Watch him team with the Roots crew to cover Sugarhill Gang's "Rapper's Delight" below: