Big Sean and Ariana Grande have made another mark in their high profile relationship as the two strutted the red carpet together for the first time at the 2015 Grammy Awards Sunday night.

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The Best Mistake duo couldn't help but show off their love on Instagram during the special.

Grande credited Big Sean on her Instagram page for helping her prepare for her beautiful performance of Just A Little Bit Of Your Heart. She posted a picture for her nearly 25 million followers of the two holding hands and confessed that it was a little strange for the two to walk the red carpet together.

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She added the caption, "also thanks to my boyfriend for making me laugh thru the nerves/ unbearably awkward red carpet interviews. there is nothing weirder. i love u".

  

Big Sean also shared snapshots of the two backstage after Grande sung. Grande sits on his lap and kisses the side of his forehead in one picture while he smiles for the cameras. He gave her a shoutout and told her she had an amazing performance in the caption. "Ari killed that today! I love u baby, congrats".

Ari killed that today! I love u baby, congrats  A photo posted by BIGSEAN (@bigsean) on Feb 8, 2015 at 7:50pm PST

He went on to share a similar snapshot moments later. This time he smirked for the cameras while Grande smiled and looked down at him.

A photo posted by BIGSEAN (@bigsean) on Feb 8, 2015 at 7:54pm PST

Grande and Big Sean confirmed they were dating late last year. Rumors had been swirling for months but the two played coy about whether they were actually together.Now, they have no problems showing their love for each other on social media.