She replaces Kelly Sullivan in the role of young newlywed Erin, and will appear in the show through the show's closing on Aug. 30.

The four-actor musical comedy about a couple of newlyweds and a pair of oldyweds is an audience favorite at the Lincolnshire, IL, theatre and has been prompting return business.

Sean Grennan penned book and lyrics, Leah Okimoto wrote the music. Vicky Bussert directs a Marriott cast that also includes Kathy Santen, Gene Weygandt and David Larsen, accompanied onstage by Kevin Disch and Roberta Duchak.

Kettenring's Marriott credits include Sunset Boulevard (Betty), Funny Girl (Fanny Brice - Jeff Nomination), The Pajama Game (Babe), Carousel (Carrie), Victor/Victoria, Mame, Big River, Patent Leather Shoes, Finian's Rainbow and Gypsy. She has worked with Court Theatre (After Dark Award for Guys and Dolls), Chicago Shakespeare Theatre, Drury Lane Oakbrook Terrace and Evergreen Park, Northlight Theatre, Theatre At The Center, Peninsula Players, as well as concerts at Ravinia and for the Chicago Humanities Festival. She spent a year on tour with Disney's Beauty and the Beast and was the recipient of the 2005-2006 Sarah Siddons Society Chicago Leading Lady Award.

The Married Alive! artistic team includes choreographer Linda Fortunato, musical director Dale Rieling, set designer Tom Ryan, costume designer Nancy Missimi, lighting designer Diane Williams, sound designer Cecil Averrett and properties designer Gregory Isaac. For more information call (847) 634-0200 or visit www.marriotttheatre.com.