Selena Gomez is ready to open up about her relationship with younger boyfriend Justin Bieber. Good thing for Biebs, Selena's mom approves!

While sitting down with Jay Leno, Selena tells Jay, "He passed the test." Wonder if her mom happened to see the hardcore PDA photos of the young twosome?

Gomez, 18, was also excited to talk about her upcoming flick Monte Carlo. The young starlet told Jay about getting in trouble at a fancy hotel during the production. Hear the details ... after the jump.

Don't forget to watch Selena Gomez LIVE at 2pm on X17online while she greets her fans and performs three songs!