Happenin', like a party (3)
I believe the answer is:
lit
(Other definitions for lit that I've seen before include "Set alight" , "was illuminating" , "Fired" , "Burning" , "books etc?" .)
I believe the answer is:
lit
(Other definitions for lit that I've seen before include "Set alight" , "was illuminating" , "Fired" , "Burning" , "books etc?" .)