Gwyneth Paltrow Does Ice Bucket Challenge in Bikini, Nominates Ex Chris Martin

See the Oscar winner scream as she doused with ice water!

— -- They may have split, but Gwyneth Paltrow wasn't above involving her ex Chris Martin when she did the Ice Bucket Challenge for the ALS Association.

She posted a video on Instagram, accepted the challenge and then wrote "NOW I challenge @camerondiaz Chris Martin and @stellamccartney to the #ALSicebucketchallenge. join me in donating to"

Read: Chris Martin Opens Up For First Time Since Gwyneth Paltrow Split

In the video, Paltrow is in a two-piece bikini out in the grass, presumably in her backyard.

Check out Paltrow screaming when the ice water is doused on her head.

After almost a decade of marriage and two kids, Paltrow, 41, and Martin, 37, announced their split in March.