2009: Ariana and Victorious co-star Liz Gillies reveal they are having a Lady Gaga themed photo shoot
Ariana was clearly very excited to watch Gaga perform on New Years Eve in 2009 and called her the most “incredible and dedicated performer” she’s ever seen.
Ariana praising Gaga’s 2011 track ‘Yoü and I” over a year before it’s official release. Gaga had only sang the song a few times during her Monster Ball Tour at this point
Ariana covered Born This Way on YouTube and mashed it up with “Express Yourself” by Madonna and even performed the song live
when “The Edge of Glory” was released as Born This Way’s third single, Ariana continued to show her overwhelming support and love for the song
Gaga was caught clapping after Ariana’s 2013 AMA performance of “Tattooed Heart” which got the attention of her brother @FrankieJGrande
The 2 met for the first time in February 2015 and shared their first Twitter interaction the following day
Ariana posted this birthday message to Gaga last month, along with a picture of the two in the studio
April 22, 2020: Lady Gaga and Ariana Grande officially announce that they are collaborating on an upcoming single “Rain on Me” off of Gaga’s 6th album Chromatica