Renee Zellweger: An extraordinarily hideous actress who looks like she's suffering from a variety of different syndromes; namely: anaphylactic shock, constipation, variola major (smallpox), and bloating.
Just look at Renee Zellweger's "un-touched" photos. Serious allergic reaction there.
A sexual act where one blows his load into a girl's mouth, then jams cut up lemons into her mouth so she makes a scrunched up sour face, looking like Rene Zellweger.
You should have seen this girl after I gave her a Zellweger last night. Thankfully I remembered to bring my lemons with me.