Her performance comes days ahead of Motown's tribute concert to celebrate the label's 60th anniversary.
The "Second Act" star made the announcement during a recent visit to "The Ellen DeGeneres Show", airing on Wednesday, where she told the host her plans for her big birthday bash. "You are a sick person", Lopez responds through laughter.
Robinson - the 78-year-old singer-songwriter responsible for hits like "Get Ready" and "My Girls" - also backed up the Grammy producers' decision to choose Lopez for the Motown medley.
"I don't think anyone who is intelligent is upset", Robinson told Variety before the event. But Ross had her own tribute and Smokey was just fine with Lopez doing the Grammy tribute, even going so far as calling the folks upset with it "stupid".More news: Russian Federation moves to isolate itself from global internet
More news: How Joe Flacco-to-Broncos trade impacts Packers in draft
More news: Trudeau denies claim PMO pressured AG to drop SNC-Lavalin case
"J. Lo better not salsa her way to the cookout because she is uninvited for that awful performance", preacher Jared Sawyer Jr. tweeted on Sunday. Then, come our anniversary, he was like, 'I want you to do a meeting. He added, "Motown was music for everybody".
But considering the barriers that black artists from the Motown era faced to get recognition, the choice seems especially thoughtless.
Check out more reactions below to JLo's Motown tribute at the Grammys. Though she has been performing regularly in Las Vegas with her "All I Have" residency at the Planet Hollywood Resort & Casino, this will be her first tour since 2012. "I'm getting ready for this movie that I'm going to do called Hustlers", she revealed. Although she had help from the likes of Smokey Robinson, Neyo and Alicia Keys, many people questioned why J Lo, a Latina woman, would be chosen to commemorate such a legendary, iconic, and very BLACK music group.
Lalah Hathaway's whole body and self was sitting in the audience during a soulless Motown tribute.