Dove Cameron and Ryan McCartan couldn't keep their hands off each other during the Barely Lethal premiere last night! The Liv and Maddie co-stars were packing on the PDA and totally kissed in front of everyone.

Even though stars get caught kissing in a lot different places, you'd be surprised how many celebs have total smooch-fests on the red carpet.

Click through to see more jaw-dropping photos of current and former couples caught kissing on the red carpet, and let us know which one was your fave in the comments!

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