I think you'll find that unless the joke was grossly offensive or of an indecent, obscene, or menacing character, Robert was very funnily exercising his right to freedom of expression under the human rights act! Any way here's one I received.

I hear you can now insure your sex life - but depending on your life style you have to use the correct insurer!

Sex with your wife - Legal & General
Sex with your future wife - Mutual Trust
Sex with your secretary - Employers Liability
Sex with a prostitute - Commercial Union
Sex on the telephone - Direct Line
Sex in a hurry - Insure & Go
Sex with your boyfriend - Standard Life
Sex with a transvestite - Confused.com
Sex with some one different - Go Compare.com
Sex with an animal - Compare the Meerkat.com
Sex with a fat bird - More Than
Sex on the back seat - Sheila's Wheels
Sex with an o.a.p - Saga
Sex with a posh bird - Privilege.com
Sex with a sheep - Farmers Union