My iMac is as fast as a cheetah.
My compaq is as quick as a turtle.
My dad’s dell is as quick as a snail.
Scott’s socks smell as bad as pancake batter a day old.
The fog was as thick as Texas toast.
Jayda’s diaper was as wet as the Pacific Ocean.
The last was a very true statement. Very true.
I like Scott's use of sarcasm in his first similie. :-)