98 Degrees, 'N Sync, Harry Connick Jr., country sensations Shedaisy, and singer James Ingram will provide the musical entertainment for the 1999 Walt Disney World Very Merry Christmas Parade, which airs tomorrow night (Dec. 25) at 8 p.m. ET/PT /7 p.m. CT on ABC.

Susan Sullivan and Mitchell Ryan from the ABC sitcom Dharma & Greg will co-host the 17th annual holiday special. The duo will be joined by comedian Wayne Brady from the ABC series Whose Line Is It Anyway? On the special, 98 Degrees will perform the hit ballad "I Do (Cherish You)" and the group's new holiday song, "This Gift." 'N Sync will perform their hit "God Must Have Spent A Little More Time On You" and their holiday song "Merry Christmas, Happy Holidays." Connick Jr. is slated to perform "Sleigh Ride" and "Come By Me," and Ingram will perform "So This Is Love" from Cinderella. The Osborn sisters of Shedaisy will perform their single "This Woman Needs" and a signature version of "Deck the Halls."