Ariana Grande, Big Sean Get Support From Her Mom; 'Problem' Singer Gives Models Run For Their Money At Victoria Secret Show

Ariana Grande and boyfriend Big Sean have the support of her mom as the "Problem" singer gave models a run for their money during the Victoria Secret show.

According to RadarOnline, Joan Grande, Ariana's mom, is already treating Big Sean like her son.

"Joan loves Sean because she knows that Ariana is safe with him. All she really wants for Ariana is to be with someone for the right reasons and she believes that Sean truly loves her, so Joan loves him," the source told the tabloid.

"Ariana is becoming her own woman and he treats her with the respect that she deserves," the source added. "Sean does does not tell her what to do, but lets her do her own thing and gives her nothing but love and support."

The two only dated in August after Big Sean separated from "Glee" star Naya Rivera and Ariana Grande broke up with The Janoskians' Jai Brooks.

"He is one of the most amazing men in the whole world, and that includes my grandfather and my brother. I think the world of him, and he's an amazing person. That's kind of all there is to it," Ariana Grade told Us Weekly magazine about her boyfriend Big Sean.

Meanwhile, Ariana Grande made sure she wasn't outstaged by the Victoria's Secret models at the annual show at Earl's Court on Tuesday evening.

"She wore her raciest on-stage outfit yet as she performed during the University of PINK segment of the show, proving that she can certainly compete against the beautiful Victoria's Secret models," MailOnline noted.

Ariana Grande wore glittery bustier bra and knicker shorts on her petite frame. She completed the look with knee-high black boots

Meanwhile, a source also told the Us magazine that the relationship between Ariana Grande and boyfriend Big Sean has gone from 0 to 60 fast even as they have managed to stay friends for so long.