Question: who played the older sister in dirty dancing
Answer: After Baby discovers that Johnny 's dance partner , Penny Johnson ( Cynthia Rhodes ) , is pregnant by Robbie Gould ( Max Cantor ) , a womanizing waiter who is also dating and cheating on Baby 's older sister , Lisa ( Jane Brucker ) and several other female guests , she borrows money from her father to pay for an illegal abortion for Penny .