Model Katie Price Wednesday announced that she is divorcing her husband after accusing him of having a seven-month affair with her best friend.

The model-turned-TV star, who is six months pregnant with her fifth child, took to Twitter Wednesday to tell fans she is planning to divorce her third husband Kieran Hayler, reports contactmusic.com.

"Sorry to say me and kieran are divorcing... him and my best friend Jane Pountney been (been) having a full blown sexual affair for 7 months,` she posted.

She went on to lash out at Hayler, adding: "Kieran is a disgusting human being doing this after I've just had a baby and still doing it till I caught them. No human being deserves this especially being 6 months pregnant."