5:15 Plus One Featuring Sirron - It's Happenin' - 1990 5:18 Plus + One - It's Happenin' (1990) 4:48 Plus One Featuring Sirron - It's Happenin' (Dub) 4:52 Plus + One ft. Sirron ‎- It's Happenin' Bleep 1990 3:33 [AHE] Plus + One Featuring Sirron ‎- It's Happenin' (1990) 5:23 Plus + One featuring Sirron - It's Happenin' 5:21 Plus One featuring Sirron - It's Happenin'. 1990 UK Bleep House Anthem. 5:20 MCA RECORDS Plus One feat Sirron It's Happenin 4:58 Plus One Ft Sirron It's Happenin' Dance Remix 3:39 1-08 - Plus + One (Featuring Sirron) - It's Happenin', HQ 5:15 Plus One Ft Sirron It's Happenin' Extended Remix 4:44 Plus One - It's Happenin' - Instrumental - 1990.