Selena and Justin drop in uninvited on Rob and Jeanine McCool's big day

Justin Bieber and girlfriend Selena Gomez abandoned their romantic walk along a Malibu beach to gatecrash a wedding on Saturday night.

The Canadian pop sensation dropped in on Rob and Jeanine McCool‘s reception at Adamson House while the DJ was playing the teen idol’s song One Less Lonely Girl

‘What’s up everybody? We just crashed it. We heard a party so we decided to just come. So let’s party,’ Justin, 17, told the guests.

Justin was soon mobbed by the party-goers and in the video is seen asking a couple of girls, ‘Have you met my girlfriend?’

He stayed for about 10 minutes to pose for photographs before taking 18-year-old Selena‘s hand and guiding her out. 

‘WEDDING CRASHERS last night! hahaha. too funny. crazy story,’ he Tweeted yesterday.

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