Rainbows & Ribbons, a new show by Ross Hewitt, will be presented as a benefit for Broadway Cares/Equity Fights Aids at Don’t Tell Mama on Saturday night. Songs to be feature, from both musical theater and films, include "The Colors of My Life" from Barnum, "Hurry! It's Lovely Up Here" from On A Clear Day You Can See Forever, "It Couldn't Please Me More (aka The Pineapple Song")" from Cabaret, and "A Little More Mascara" from La Cage aux Folles. There will be songs as well from Guys and Dolls, Funny Girl, Hello Dolly! and Oklahoma! Don't Tell Mama is at 343 West 46th St. The cover is $20, and there is a two-drink minimum. For more information and reservations, call (212) 757-0788.