1. Don't do that, you silly muggins!
2. Muggins here locked his keys in the car!
3. Everyone disappeared after supper, leaving muggins here to do the washing-up.
4. And muggins here had to clean up all the mess.
5. Muggins got the colour separations done for that at art school.
6. Everyone disappeared after dinner, leaving muggins to to the washing - up.
7. Somebody thought of it at an editorial conference, and Muggins here had to ring round all these celebrities to get comments.