Rochelle Humes showed off her toned abs in a cut-out minidress as she celebrated her sister Lili’s 30th birthday on Thursday night. The television presenter, 37, put on a sizzling display in the £75 bright blue dress from Jaded London which she teamed with £995 Roberto Cavalli embellished heels. Rochelle shared some snaps of her outfit on Instagram as she cosied up to her husband Marvin, 41.The group hit Lio nightclub in Ibiza for her younger sister’s birthday celebrations where they partied into the early hours. The former Saturdays singer had just returned home from a month-long stay in America before jetting off with her siblings and their partners for Lili’s 30th. Fans marvelled over Rochelle, Lili and third sister Sophie Piper’s ‘carbon copy’ looks as they posed for fun Instagram snaps. Rochelle Humes showed off her toned abs in a cut-out mini dress as she celebrated her sister Lili’s 30th birthday on Thursday nightThe sisters celebrated in style as they treated Lili to a private jet and Chanel handbag for the champagne-fuelled trip.Rochelle was joined by her husband Marvin, while Sophie’s boyfriend Joshua Ritchie and Lili’s partner also attended.Lili gushed on her social media: ‘BRB my man just surprised me & my besties with a jet to Ibiza.’ Sophie got the party started as she posed with a magnum of Whispering Angel on the way to the jet centre. Despite the glitz and glamour, Rochelle recently admitted she’s ‘too scared to wear anything nice’.She spoke out about ‘Lawless London’ and the crime epidemic, saying: ‘You can’t wear a Rolex in London any more.’ Her comments come as crime continues to rise in the capital, with ‘Phone Snatching’ becoming increasingly more frequent.Tens of thousands of mobile phones were stolen in London last year – equivalent to one taken every nine minutes, it was reported in March. The television presenter, 37, put on a sizzling display in the £75 bright blue dress from Jaded London which she teamed with £995 Roberto Cavalli embellished heels The former Saturdays singer had just returned home from a month-long stay in America before jetting off with her siblings and their partners for Lili’s 30th Fans marvelled over Rochelle, Lili and third sister Sophie Piper’s ‘carbon copy’ looks as they posed for fun Instagram snaps Rochelle was joined by her husband Marvin , while Sophie’s boyfriend Joshua Ritchie and Lili’s partner also attended The sisters celebrated in style as they treated Lili to a private jet and Chanel handbag for the champagne-fuelled tripMore than 224,000 phones have been reported stolen in London over the past four years, but the total will likely be higher given not all phone thefts are reported.Despite insisting: ‘It’s too scary [in London] to have anything nice these days,’ her proclamations about the capital come after she was spotted with an eye-popping £442,589 worth of jewellery on both wrists and hands. During the influencer-packed trip to Miami earlier this year, where Rochelle was joined by her sister Sophie and husband Marvin, she shared a slew of snaps displaying her incredible collection of high-end jewels. Her collection included a £3,780 Van Cleef & Arpels bracelet, a duo of bangles from Cartier costing a combined £68,300, a £70,000 Bvlgari Serpenti Tubogas watch, a £499 Oura ring and her £300,000 engagement ring. The incredibly costly collection was on full display in her latest Instagram posts, after Rochelle revealed her fears over crime rates on her hit podcast Ladies Who Launch.