A flea and a fly flew up in a flue. Said the flea, “Let us fly!” Said the fly, “Let us flee!” So they flew through a flaw in the flue.

A fly and flea flew into a flue, said the fly to the flea ‘what shall we do?’ ‘let us fly’ said the flea said the fly ‘shall we flee’ so they flew through a flaw in the flue.