Apparently
June Whitfield's favourite insult is motherfucker. If you ask her though, she will strenuously deny it.
( sandettie light vessel automatic New Twitter - @bollocksreally, Tue 6 Dec 2011, 17:12, 2 replies)

I remember the famous scene from Terry and June, "Do you speak English motherfucker?"

( The Mock Turtle ™ --- Thinks you are a cunt, on, Tue 6 Dec 2011, 19:09, closed)

That explains....
...when she called out the kitchen window to Terry Scott:
"Terry...that motherfucker vicar is coming to tea...just when we'd planned a rimming session"

For years I thought I'd misheard it.
(Colonel Blink is now officially a pretentious prick, Tue 6 Dec 2011, 20:31, closed)