AB5 / C.M. Wiggins / Wonderwall 1 / 2
AB5 / C.M. Wiggins / Wonderwall 1 / 2

Singer Dev has brushed off reports suggesting a sex tape featuring her with an ex-boyfriend is about to be published, insisting she has "more important things to think about."

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Lawyers representing the 23-year-old star, whose real name is Devin Star Tailes, have reportedly fired off a number of cease and desist letters in a bid to make sure the footage isn't published online.

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However, Dev insists she is not worried about the claims.

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She tells TMZ.com, "My boyfriend at the time and I were young and having fun, it was a long time ago. I am now a mom and engaged and have more important things to think about than someone trying to embarrass me."