Well, for cats like Lionblaze, Jayfeather, and Hollyleaf, here is your horror.
Bramblestar, Squirrelflight, Leafpool, and kits
Brambleclaw: hey, Squirrelflight! I found DNA tests! Let's try em on Hollykit, Jaykit, and Lionkit!
Squirrelflight: 0-0 great.
Leafpool: Nuu! *swacks DNA test away from Bramble*
Brambleclaw: Wow! I have nothing to live for now. . .
Brambleclaw: Woops. . . *hides from Squirrel