Tale Spin/Radar

"Baloo: Oh, and one more thing; take off your clothes... * sniggers* On the double, Beckers."
 * A possible example in "Gruel and Unusual Punishment", where after Baloo falls on top of her, Rebecca commented that he apparently lost weight. Note how Rebecca apparently knows enough about how Baloo feels on top of her to notice he's lost weight.
 * And in "My Fair Baloo".

"Baloo: (Dresses as a woman, complete with big fake breasts) What's with you buddy? Never seen a set of Bongos before?"
 * Not to mention in "The Balooest of the Blue Bloods".

"Waiter: (Answering a phone call from Rebecca) Where's the hullaballoo? Oh, that Baloo!"
 * From "Her Chance to Dream", it seems Rebecca may have made a few choice words:

"Baloo: HEY! Quit pokin' me with that thing! You're as bad as my doctor . .."
 * Also at the end of "The Time Bandit", notice that when Sally is carrying Baloo, he is obviously grabbing her butt. Granted, she is an anthropomorphic hippo and has a huge rear, but it's still amazing they got away with that.
 * A funny one from "Bearly Alive", when one of Howard Huge's goons is poking Baloo with machine gun: