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15 May 2014, 12:09
The singer appears alongside her fans in the lyric video for her new single.
Demi Lovato has released the lyric video for her new single 'Really Don't Care'.
The clip sees a number of her fans lip synching to the track before Lovato joins them for a surprise appearance.
Unveiling the video on her Twitter page, she said: "Really Don't Care lyric vid on @Vevo!!!! Had SO much fun making this w my Lovatics!!!!".
'Really Don't Care' - which features Cher Lloyd - is the latest track from the star's 'Demi' album, which was released last year.
The singer is currently promoting her single 'Neon Lights' in the UK, ahead of her one-off gig in London on June 1.