Is Adam Lind back on the market?

One of the Teen Mom 2 star's pals said that Chelsea Houska's first baby daddy may have called off his engagement with Stasia Huber — after changing his relationship status on Facebook to "single" over the weekend.

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“Adam just can’t stay faithful to anyone,” a source told Radar, explaining the fitness buff recently went to visit an ex-girlfriend.

MORE: Check Out Pregnant Chelsea Houska's Baby Bump

However, Adam denied any trouble between him and Stasia.

In Touch first reported in July that the father-of-two popped the question.

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