Chani was too boney, bruised my pelvis.
Nevertheless she could, apparently, suck a bowling-ball through a straw.
Don't know why she'd want to, though, as it sounds a bit silly to me.
Having said that, Jessica's definitely the best because she was into
S&M, as illustrated by the following dialogue :
"You may refer to me as 'my Lady,'" Jessica said. "I'm not noble born.
I'm the bound concubine of the Duke Leto."
Strike, dear mistress,
And cure his heart.