Anna Kendrick, Gwen Stefani, James Corden, Kunal Nayyar - just some of Justin's 'Trolls' cast mates seen giving it welly in this here new video for what's already been pegged "the song of the summer" and "the next 'Happy'"

Either way, he's laid down an exceedingly catchy number which is going to see a lot of us with "sunshine in our pockets" and one large earworm wedged firmly in our auditory canals.

According to Rolling Stone, Timberlake was tapped to pen and perform new songs for Dreamworks' new animated movie, along with voicing the character Branch. The film is scheduled to open on November 4th.