The boyfriend calls his girlfriend and says, "Hi, hon, are you good with your heart transplant tomorrow?"
"Oh, I'm a bit frightened, but confident," she answers.
"You know, I love you, and I'm sure everything is gonna be fine," he adds.
"I love you too!" she says and hangs up.
After a successful surgery, she wakes up and when she sees her father beside her, she inquires, "Where's my boyfriend?"
"Whose heart do you think is in your body now?" asks her dad.
"NOOOO!!!" she exclaims.
"Calm down," said her father, "this was just to test your new heart. He just went to the restroom..."