Monae also highlighted the huge year for women at the Grammys: Five of the eight album of the year nominees are women, and six of the eight best new artist contenders are female acts.
Monae hosted the Friday brunch alongside Instagram to celebrate her Grammy nominations, including album of the year for her groundbreaking release, "Dirty Computer". Other artists announced to perform on the broadcast include Camila Cabello, Cardi B, Dan + Shay, Post Malone with the Red Hot Chilli Peppers, Shawn Mendes, Diana Ross, J Balvin, Arturo Sandoval, Young Thug, Janelle Monáe, Kacey Musgraves, H.E.R., Miley Cyrus, Brandi Carlile, Maren Morris, Little Big Town and Ricky Martin.
Carlile is the most nominated woman with six nominations, including bids for song and record of the year with "The Joke". Other big stars also won't be in attendance, including Kendrick Lamar, the top nominee with eight, and Drake, nominated for seven awards.
Live red carpet coverage is set to kick off at 5 p.m. EST, and will stream on the Grammy Awards website.
Ariana Grande, with two nominations in the pop field, pulled out of the show late last week after a dispute with producers over which songs she would perform. She said: "I know what it feels like to be on that stage, and I'm going to bring that vibe and energy".
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The Republican president has repeatedly criticized the investigation as a "witch hunt" and denies any collusion with Moscow. A corporate lawyer who previously served as attorney general under Republican President George H.W.
The lead-up to this year's Grammys has not been completely smooth, though.
"It was when my creativity & self expression was stifled by you, that i decided not to attend. i hope the show is exactly what you want it to be and more", she continued.
"I know i'm not there tonight (trust, i tried and still truly wished it had worked out tbh) and i know i said i try not to put too much weight into these things. but (expletive). this is wild and handsome. thank you so much", she tweeted after learning about her win.
"I've got nothing to say, I'm speechless", she said. Taylor Swift, who was snubbed and scored one nomination, also won't be at the show. He later acknowledged that it was a "poor choice of words", and his much-criticized remarks forced the academy to launch a new task force focused on inclusion and diversity.
Actor/rapper Donald Glover aka Childish Gambino is among those to have apparently turned down the opportunity to perform at this year's Grammy Awards.
"When they don't take home the big prize", he said, "the regard of the academy, and what the Grammys represent, continues to be less meaningful to the hip-hop community, which is sad". Yolanda Adams, Fantasia and Andra Day will honor the late Aretha Franklin with a performance.