Selena and I have grown apart: Demi Lovato

London: `Heart Attack` hitmaker Demi Lovato has revealed she and singer Selena Gomez are no more close like before.

The two were said to be best friends before Lovato, 21, stopped following Gomez, 22, on Twitter, sparking rumours of a rift with her, suggest reports.

"I think it`s just one of those things where people change and people grow apart," Lovato said when asked for the reason behind unfollowing the `Come & Get It` singer.

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