Oh that's just silly! Everyone knows that a tyranosaurus rexs arms served no purpose and that it relied mainly on it's large legs/jaw for predatory purposes. There would be no need for the cane and the action of its arms in the second panel is highly improbable!
Jeezus F Moose, that is the funniest damn thing I've seen in ages! I've been following your blog with great interest, and somehow you keep managing to outdo yourself each time! My hat goes off to you, dear chap.