What makes HandClap by Fitz and the Tantrums notable?

'HandClap' became a commercial breakthrough for the band, reaching number one on the Billboard Adult Alternative Songs chart and receiving significant airplay. Its catchy melody and upbeat rhythm contributed to its popularity in various media, including its use in commercials and TV shows. When 'HandClap' was released in January 2016, Fitz and the Tantrums were solidifying their place in the indie pop scene following their self-titled third album. This single marked a shift towards a more mainstream sound, showcasing their growth after achieving moderate success with previous hits like 'The Walker.'