Collins and Hart

Comical grotesque acrobatics. The wire used to support the “top-mounter” is very thin and cannot be seen against the woodland drop in use.
The novelty of the act was a "musical cat." A toy horn was held up to the mouth of a kitten and it blew notes.
A cat plays a toy horn
The more the cat plays the horn the funnier it gets.
Variety, 5:2 (9/6/1906)