The Lonely Island debuted two ridiculous bangers: “I’m So Humble” and “Mona Lisa,” both from the upcoming mockumentary Popstar: Never Stop Stopping.
On “I’m So Humble,” Andy Samberg, Akiva Schaffer and Jorma Taccone reunite with Adam Levine, who appeared with Kendrick Lamar on “YOLO,” off 2013’s Wack Album. On the new song, the Maroon 5 singer croons…