Baby used to love bath. Please help

Hello lovely ladies. My 11 month old baby girl loved her bath until she pooped last wednesday and now she crys bloody murder screaming and pushing herself out .. I have tried toys and singing and playing nothing.. Has anyone went through this. I am mother of 3 and my other 2 never cried they poop in tub and forgot about it the next day. Please someone help iam running out of ideas.