Ariana Grande takes to the stage and flaunts her toned midriff and slim thighs in a crop top and tartan skirt with over the knee socks

Ariana Grande seemed to take a page out of Britney Spears’ book on Sunday.The 21-year-old donned an ensemble which resembled the look the former X Factor judge sported in her …Baby One More Time music video.She took to the stage to perform a teeny grey crop top with a thigh-skimming tartan miniskirt with white over the knee socks.

Scroll down for videoWhat she does best: Ariana Grande had a blast while performing tracks from her new album in TokyoShe put her toned midriff on full display as she paradedaound on stage. Her skirt was so short, the star could have easily suffered a wardrobe malfunction while dancing.The singer covered her legs in white over-the-knee socks.Unlike Britney in her Baby One More Time video, the Problem singer decided not to opt for bunches and instead tied half of her hair up in a high pony while wearing the rest of her thick locks down past her shoulders.Have we seen somewhere before? The singer’s outfit looked like it had been inspired by Britney Spears

Check me out: The 21-year-old proudly flaunted her toned midriff and slim legs in her 90s-inspired outfitWhile she received praised for her performance by fans in Tokyo, over in the States, she wasn’t being spoken so highly of.Presenter Giuliana Rancic was discussing Ariana on E! and revealed that the singer has a ‘little bit of a diva thing going on’.She said: ‘I remember, I think it was at the AMAs, she came up on the platform, and normally I stand on this side [her left side] to the camera.‘I had to fight 13 years to get this side to the camera, it’s my good side, but I fought 13 years for this, OK?’

Is she a diva? According claims by E! presenter Giuliana Rancic, Ariana has a few attitude probelmsOh dear: Giuliana thinks the young singer needs to earn her stripes in the industry before being so demanding‘Little Ariana comes over, I feel like ‘bing’, elbow in my side, I’m like, “What’s going on?” and they push me to the other side.‘I just felt like it’s one thing if it’s Mariah. But when you’re new on the block, when you’re trying to earn your stripes, you’re young, you just gotta do what you gotta do, try to get a great reputation, try to go overboard to please people.’Ariana has yet to respond to Giuliana’s claims.

Photobombed: A random hand sporting pretty nail varnish jumped into Ariana’s picture as she performed