Metro Boomin drops the first single off of his upcoming mixtape, 19 & Boomin. The track, "Serious," features Trinidad Jame$ and Curtis Williams. It's co-produced by Sonny Digital. 19 & Boomin will be a mix of Metro's recent production along with some new exclusives.

For those who may be unfamiliar, Metro produced Future's "Karate Chop" along with three tracks from Ludacris' new mixtape, IDGAF. His other production credits include Wiz Khalifa, French Montana, Gucci Mane, Young Jeezy, Chief Keef, Young Scooter, and Ca$h Out, among others.

Listen to the track below: