My top five, in no particular order, would look somthing like this:
Porsche 918 Spyder
F1 car from any manufacturer
Race Spec 911
There are many many more I'd love to get my hands on. 458's and 911TT's are awesome, and everyone should drive one if they get the chance.
"Auto racing, bull fighting, and mountain climbing are the only real sports… all the others are games."
– Ernest Hemingway
"If you’re in control, you’re not going fast enough."
– Parnelli Jones