when someone usually a young women and her friend spot a cute guy and instead of being so forward and just walking up to him and acknowledging he's cute(becuase some guys heads get really blown up if u do that) they pretend to reconize him then a conversation starts up and then the exchanging of the #'s.
kiki: hey loook at the guy hes kind of cute its time for the "jonny call".
lucy: he is "ok"
lucy:hey jonny hey jonny oh im sorry i thought u was someone else.whats your name?
kiki: u look so familiar
the guy: my name is chase what are you ladies doing tonight.