Demi Lovato Gives Sweet Birthday Shout-Out to Wilmer Valderrama on Twitter

After calling it quits with Twitter just a week ago, it appears part-Mexican Demi Lovato and the social media site are back on.

One of her first tweets back? “To the one and only @WillyVille - I only hope the world can see what an incredible man you are... Happy Birthday Wilmer, you deserve it.”

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It is the questions surrounding the 19-year-old’s tweets in relation to her on-again-off-again relationship with actor Wilmer Valderrama that sparked her Twitter hiatus to begin with. While rumors swirled of the duo’s split, Lovato took to her account tweeting, “The smartest thing a woman can ever learn is to never need a man,” and fans and critics could not help but connect the two reports Fox News Latino.

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The further speculation resulted in the former Disney starlet announcing her break with Twitter to her fans, ironically via the site, writing, “I just get myself into trouble. It’s for the best.”

Lovato has now returned to the site in response to other kinds of speculation, this time over rumors that the singer was checking into a substance abuse center in Malibu. “Don’t believe the hype. All is well! SO stoked to head to Chile in a few days!!!”