Past acts have included Sting, James Taylor, Diana Ross, John Cougar Mellencamp, Sheryl Crow, Faith Hill, Lionel Richie, Paul Simon, Stevie Wonder and Elton John.

FORBES: Ron Baron's Investment Conference Features Billionaires Kevin Plank And David Rubenstein, Celine Dion And Harry Connick Jr.

Past performers, who are never announced until they take the stage, have included Diana Ross, John Mellencamp, Sheryl Crow, Faith Hill, Lionel Richie, Jon Bon Jovi, Paul Simon, Stevie Wonder and Elton John.

FORBES: Sting and James Taylor Perform At Baron Funds' 20th Annual Investment Conference

Other pilot shows include Zombieland - based on the film of the same name - featuring four survivors attempting to outwit zombies, while animated comedy Dark Minions, written by Big Bang Theory's Kevin Sussman and John Ross Bowie, is about two "slackers" working on an intergalactic warship.

BBC: Amazon to pilot TV comedies and children's shows online