hahahaha...I seriously thought this would work:
Me: *Weighs Frasier. Weighs Lilith* - *breaks deworming tablets into appropriate doses* - "Here kitty, kitty, kitty. Look what I have!" - *hands Lilith and Frasier 1/2 a tablet each*
Lilith: *sigh* We're greedy, May. We're not stupid.