Watch Grandpa's Got a Sweet Tooth for Free: How to Stream the Movie Online at 123Movies. . When Grandpa gets a sweet tooth he finds himself a sugar baby. After a few weeks Sofie comes over to show her gratitude for his generosity. She starts off with a slow strip tease and lap dance which leads to a nice sloppy blowjob. After a bit of fun on the sofa they adjourn to the bedroom where things really heat up.