Trainor sings her single All About That Bass with Jimmy Fallon and The Roots. The performance only uses classroom toys as musical instruments.
Jimmy FallonMeghan TrainorThe RootsThe Tonight Show Starring Jimmy FallonMusic PerformanceTV Appearance
All About the Bass performance
Jimmy Fallon, Meghan Trainor & The Roots Sing "All About That Bass" (w/ Classroom Instruments)