The singer in the club is playing a Korg M1 keyboard. The keyboard has no audio or midi cables plugged in - so the singer is just pretending to play the keyboard as without any audio or midi cables this keyboard cannot produce any sounds.
All goofs for this title are spoilers.
On the Jordanian television version, the scenes where 'Jillian Shanahan' (Marlee Matlin) and 'Ben Kendall' (D.B. Sweeney), were engaging in kissing, having sex and bed-talking, were completly cut. However, later in the movie 'Ben Kendall' references these earlier events when mentioning a resort with cofortable big beds, that was not cut.
$2,641,474 28 March 1993