Verb. Using his name to describe a crazy, unusual or unbelievable end to something.
2 "Can you believe what happened to john? I swear it was some straight up M. Night Shama-lama-ding-dong shit."
Person 2: Man, just call him Shamalamadingdong!
Person 1: Okay... aren't M Night Shamalamadingdong's new movies gay?