ARNIE'S PIG HOGS ALL HIS LOVIN'!

Now his galpal has big beef

A RNOLD Schwarzeneg ger adores his pet pig Schnelly and takes him everywhere, but sources blab his long-suffering girlfriend, Heather Milligan, is fed up with playing second fiddle to the porker.

“If Arnie doesn’t get a handle on his pig, Heather may just put her foot down and say — ‘It’s the pig or me,’ ” squeals an insider. “Schnelly runs around the house making messes and Arnie thinks it’s funny.”