As detailed in our 90210 review, this CW drama made the decision to turn two of its main characters into cheaters on "Holiday Madness."

Will that remain the case when the series returns with new episodes on January 24? Based on the following preview, the answer is obvious.

While no major storylines or spoilers are revealed in the clips below, it's clear that Navid and Silver enjoyed this week's make-out session. A lot. Enough to do it again and again, behind Adrianna's back. For shame, you two...

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.