US TV star Danny Bonaduce announced his divorce live on a Los Angeles radio show this morning (10APR07). The former The Partridge Family star-turned-reality TV king revealed his wife GRETCHEN has informed him he will be served with divorce papers on THE ADAM COROLLA SHOW, where he's a regular sidekick. Bonaduce wed Gretchen in 1990. His wife threatened to leave the actor at the height of his recent struggles with substance abuse, but the couple attempted to work out their marital problems on recent reality show BREAKING BONADUCE - and Bonaduce will celebrate a year of sobriety later .