So far, in the lead:
“‘We find it comes in handy for wiping up the blood of Fatah supporters, Trade Unionists, Communists, gays, . . . . . ‘”
– Chris P
Runners up:
“I took millions in aid to Gaza and all I got was this lousy teatowel”
– LJS
“Hey wait a minute – you’ve left Israel off this map!“
– gordon bennett
“I’ve caught the Golden Snitch“
Lady MacBeth