Ariana Grande and Big Sean have fueled rumors that they are dating after showing off a little public affection in Las Vegas over the weekend.

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While they have yet to confirm whether they are a couple, the Problem duo had no shame in cuddling up to each other at an after party following Grande's set during the iHeart Radio Music Festival.

Not only did they rock the dance floor together all night, but Grande, who donned an all-white lace dress, was spotted leaning toward her rumored boyfriend in what could have been the beginning stages of an intimate kiss, Hollywood Life reported Sunday.

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In one snapshot, her face is close to the Dance rapper but she uses her hand to cover up whatever was happening in that moment. In another picture Big Sean is standing behind her while she is leaning in on his chest. A third photo shows the rapper holding her waist while her hands are in the air as she dances. Take a look at the pictures here.

Famous DJ Prostyle, also uploaded a video of the two on Instagram. Big Sean raps his hit song My Last while Grande dances by his side.

Check it out below.

This weekend wasn't the rumored couple's only intimate moments together when it comes to the iHeart Radio Festival. Earlier this month the two hit the stage at the music concert series in Los Angeles, Calif. and performed their newest song Best Mistake together.

They not only looked into each other's eyes but held hands throughout the song.

Take a look.

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Big Sean Ariana Grande, Big Sean Girlfriend, Big Sean Ariana Grande Dating