When most people imagine public displays of affection, they might think of a hug in the park, a playful butt-grab at the grocery store or a passionate kiss on the beach.
But some tech-savvy celebrities are taking PDA to the next level, displaying affection for their partners where just about anyone (and everyone) can see -- Twitter.
From sweet tweets to flirty exchanges, these star couples have used Twitter to keep their romance alive -- and reassure fans that they're still going strong.
Click through the slideshow below to see these married celebs' loving tweets to each other.
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