The talented pair of producers collectively known as Blended Babies are having a banner year. Following the release of their impressive collaborative EP with Anderson .Paak and instrumental projects such as 2, Blended Babies are ending their year on a high note with yet another new EP. Continuing the numbers theme, the duo are naming it 4. To promote the effort, Blended Babies have shared another new instrumental, “OP Ol Dough.” 4 will see release on December 17, and pre-orders of the project will receive free downloads of this new Blended Babies cut. Stream “OP Ol Dough” above.