surprise mothafucka
it is used to denote the element of surprise . can be used in any situation involving a surprise
for ex - pornstar:oooooooh baby put it
my pussy i love your big cock
guy *shoves dick into her ass*
pornstar: OMG WTF !!!
guy: SURPRISE MOTHAFUCKA
my pussy i love your big cock
guy *shoves dick into her ass*
pornstar: OMG WTF !!!
guy: SURPRISE MOTHAFUCKA