‘Jealous?’: Miley Cyrus Taunts Older Sister After Meeting ‘Cutie’ Austin Mahone Miley Cyrus became the envy of her older sister Brandi when she met teen heartthrob Austin Mahone at the KIIS FM Jingle Ball concert last week, teasing her sibling with a photo of them cuddling backstage.The ‘We Can’t Stop’ singer and ‘Banga! Banga!’ star were among the performers at the Los Angeles festive bash last Wednesday but it looks as though they became particularly close after hanging out backstage and even taking a photo of themselves cuddled up with Miley resting her head on Austin’s shoulder.Austin and Miley cosy up at the KIIS FM Jingle Ball (Austin Mahone/Instagram)It seems Austin’s fans weren’t the only ones in awe over the candid snap as Miley’s elder sister, budding showbiz presenter Brandi Cyrus revealed herself to be a superfan of the adorable singer whom she described as a “cutie.”After Miley tweeted: “@theBrandiCyrus jealous???? Ps why does it look like crying?! Like I’m the world biggest Austin Mahone fan?!?!” alongside a photo of her with Austin, Brandi replied: “@MileyCyrus aaaahahaha!!! He’s such a cutie! This is amazing. @noahcyrus will freak!” referencing their younger sister.Like many of the other big names in pop, Austin, 17, has been busy making his rounds on the jingle ball circuit across the US over the last few weeks, performing shows at New York’s Madison Square Garden and the Wells Fargo Center in Philadelphia to name a few. The ‘Say You’re Just A Friend’ star has also just released the music video for his latest single ‘Banga! Banga!’ which sees the youngster cosying up to a pretty female lead.Miley joked she was “crying” while meeting the pop star (Miley Cyrus/Twitter)Meanwhile, Miley has also been trailing the jingle ball trek but unfortunately missed the Boston event over the weekend due to severe weather. “Cheers to BOSTON imma make it back to you April 2nd I PROMISE!!!!!” Miley informed her followers while also promoting her upcoming ‘Bangerz’ tour.“Mechanical issues + bad weather = ? stuck in NYC and can’t get to Boston for #KISS108JingleBall,” she added.