On 21 April 2023, Belly released the first single from his twelfth mixtape, Mumble Rap 2, "American Nightmare", his first release after taking a hiatus all of 2022.
On 21 April 2023, Belly introduced the first single from his twelfth mixtape, Mumble Rap 2, "American Nightmare", after stepping away from music for an entire year in 2022.