Pharrell Williams set to return as coach in 'The Voice' season 8

Pharrell Williams will be returning in the eighth season of NBC's reality series 'The Voice' as a coach, it has been reported.

The 'Happy' hitmaker would be sitting alongside original coaches Adam Levine, Blake Shelton and Christina Aguilera, who would be coming back from a maternity leave after sitting out the last two seasons, Deadline.com reported.

Williams took a seat that had been vacant since the departure of original coach CeeLo Green.

The Voice remains primetime's No. 1 reality show and is the second highest rated entertainment program behind The Big Bang Theory.