sentence: Elmo from Sesame Street is presenting how to brush teeth along with singer Bruno Mars. sentence:  Elmo pulls out a toothbrush and begins dancing while Bruno Mars appears brushing his teeth on the mirror. sentence:  Elmo is singing along as Bruno Mars continues to brush his teeth and the multicolored lights on the mirror flicker. sentence:  Elmo and Bruno Mars continue to dance along as they teach little kids the importance of brushing teeth.