Mariah Carey Announces 'All the Hits' Tour With Lionel Richie

Getty Images

Lionel Richie's upcoming All the Hits tour with Mariah Carey is likely to turn into a huge fan sing-along.

Live Nation, along with the artists, announced on Monday that the 46-year-old singer will be Richie's very special guest for 35 shows, starting off in Baltimore, Maryland, on March 15, and ending in Fort Lauderdale, Florida, on May 27.

WATCH: Mariah Carey Kisses Backup Singer Bryan Tanaka as James Packer Pays Her a 'Sweet' Visit on Mariah’s World

The two have five GRAMMY awards between them and their set lists will include the songs that put them on the map. Richie, 67, is perhaps best known for his songs "Endless Love,” “Lady,” “Truly,” “All Night Long (All Night),” “Penny Lover,” “Stuck On You,” “Hello,” “Say You, Say Me,” “Dancing on the Ceiling,” and “We Are The World."

As for Carey, she has written 17 of her 18 songs that hit number one on the Billboard Hot 100, more than any other solo artist. These hits include "Fantasy," "Always Be My Baby," "Hero," "Touch My Body," "One Sweet Day" and "We Belong Together."

WATCH: John Legend Makes a Surprise Appearance at Mariah Carey's NYC Concert:

Currently, Carey has a holiday residency at the Beacon Theater in New York City until Dec. 17, and quite a few celebrities have already shown up for the shows. In addition to John Legend and R. Kelly, Beyonce stopped by on Sunday and snapped an epic diva selfie with the "All I Want for Christmas Is You" singer.

“I love you @beyonce,” Carey captioned the pic. "Thank you sooooo much for coming out tonight! #merrychristmas."

Over the weekend, ET spoke with Carey's ex-husband, Nick Cannon, about his plans to spend the holidays with the musician and their 5-year-old twins, Monroe and Moroccan. "All fun, all love, you know what it is!" he said of the family's holiday plans," he said. "Holidays are mainly for kids anyway, when you think about it, and once you go from kids, it's all about family and love and that's what we're trying to spread."

WATCH: Mariah Carey Gets Candid on James Packer Split, Bryan Tanaka Romance -- 'You Gotta Keep on Pushing'