Meghan Markle's estranged half-sister: I'm going on Britain's Celebrity Big Brother

Inside Edition

"Why not?" said Samantha Markle, who frequently slams her half-sister in the media. "Life is about cashing in," she told Inside Edition. "You take opportunities as they arise and hopefully you enjoy the ride and make it as positive as you can. There's nothing wrong with it." Samantha Markle is expected to earn six figures from Celebrity Big Brother UK, which kicks off Aug. 17.