United Kingdom, April 21 -- Rebel Wilson is embarking on a six-week health "challenge".

The 'Pitch Perfect' actress - who has two-year-old daughter Royce with wife Ramona Agruma - has overindulged over the Easter period and is determined to be a "healthier version" of herself so plans to give up some of her favourite sweet treats.

She said in a video shared to Instagram: "So who's up for a six-week health challenge? I know I am.

"I've been really indulging over Easter and also, quite, frankly, for the last couple months, and I really want to be a healthier version of me.

"I'm going to give up chocolate and ice cream for the next six weeks, what are you going to give up?"

As well as sharing what she plans to give up, Rebel, 45, also r...