Caption Competition: What Did Alice Cooper Say To John Bercow?

Rock legend Alice Cooper surprised many in Westminster yesterday when he paid a visit to the House of Commons.

Cooper, pictured on the Commons terrace, was lending his support to the 'Rock the House' campaign which promotes live music.

But what are Cooper and House of Commons Speaker John Bercow talking about? Write your suggestions below - the winning entry will be honoured with a speech bubble.