look what the cat's dragged in

From the habit of domestic cats of bringing home the remains of killed animals.

• "Still facing the mirror, he drawled, ‘Look what the cat's dragged in. Where have you been?’ Gabriel rubbed his chin."
• "“Well, look what the cat drug in, Sam,” says a familiar voice, which comes, of course, from everywhere and nowhere."
• "‘Well, well, look what the cat's dragged in,’ Gracey said as he moved the thick stump of his neck from side to side and rubbed the back of it with the great towel of his hand. ‘Nice to see you grace us with your presence, Swift. […]’"

• look what the wind blew in

• look like something the cat dragged in