Bosom Buddies by RD Riccoboni. A funny furry chest painting of two burly bearish men. Selected Paintings from Rainbow Nation. These whimsical painting selections by artist RD Riccoboni are from private, public collections, art exhibits, and AIDS fundraising events of the early 1990's, 2000's and include some art from 1996 Internationally Bestselling Book of the same name.