Backstage on So You Think You Can Dance, Jacob Sartorius kissing his girlfriend Maddie Ziegler on the mouth in a deleted Snapchat video. The Dance Moms . Jacob Sartorius kissing girlfriend Maddie Ziegler at the swimming pool. Alleged deleted snapchats show the Dance moms and Musical.ly stars kissing eachother . LATEST VIDEOS PLAYLIST 2017: ▻ Business/Ads/Sponsorships: . BEST JACOB SARTORIUS VIDEOS 2017: ▻ Business/Ads/Sponsorships: .