Oh yes, wait for it. There IS yodelling, sans medeival tortuesque organist.
Just a bunch of happy cats and their engineers.
WARNING: Do not attempt intervene in feline artistic impression without feline consent.
Failure to do so may result in harmful effects.
I'm also quite certain one is unwise to feed one's feline companions canned tuna. Something about indigestible enzymes or lipids in the oils - too much of it's toxic, or some such. (Although it would appear that a 1/3 can portion every now and then may not be toxic.) Ask your veterinarian and do your own reading, because - I may not know what I'm talking about.