The Bold and The Beautiful Spoiler: Guest Stars Lined Up for Summer

The Bold and The Beautifulï¿½ and the musical?

Our favorite soap opera is going melodious for its future guest starring stints. First, of course, American Idol finalist Constantine Maroulis kicked off his acting career on The Bold and The Beautiful.

Later this month, weï¿½ll also see 16-year-old R&B prodigy Lilï¿½Keesha (pictured) on the show. Sheï¿½ll an up and coming artist under Constantine Parroï¿½s Boldface Record label.

Soaps.com says Lilï¿½ Keesha will perform her new single ï¿½Heaven Knows,ï¿½ while working with the former American Idol singer. She taped her episode on June 20 and her air date is July 30.

June 20 also happened to be a busy day on the B&B set because Alan Thicke (of Growing Pains fame) came in and taped a segment, reprising his role from August 2006. The actor plays a controversial talk show host named Rich Ginger - and this time heï¿½ll be interviewing Stephanie (Susan Flannery) and Phoebe Forrester (MacKenzie Mauzy) about their new product line.

Reportedly, the smarmy talker has a few tricks up his sleeve, as takes aim at Stephanie. We canï¿½t wait!

Of course, past stars who has have worked on The Bold and The Beautiful includes Bob Barker, Phyllis Diller, Patrick Duffy, Fabio, Tippi Hendren, Mario Lopez, Usher, Betty White, George Hamilton.

And who knows who the future will bring!

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.