Plot summary
Dewey, Lois and Hal go out of town to St. Louis for a piano competition and, as punishment for coming back home after curfew, Lois has Grandma Ida watch Malcolm and Reese. They end up missing their plane, and while waiting, Hal finds a man's membership card to a prestigious airport club and gets roped into an international situation. Grandma Ida makes Reese marry Ida's helper, Raduca ( Rheagan Wallace ), but only if he defeats Malcolm in three challenges. When Lois, Dewey and Hal return, they find out that Ida has gone while Reese has run away with Raduca to Las Vegas to get married.
Credits
Adapted from Wikipedia contributors, Malcolm in the Middle season 7. HTML formatting and reference markers removed.