Question

The Failed Channel Tunnels

Answer 1

But how do the British keep the French from invading through the present chunnel?  

Answer 2

Must be difficult or those migrants wouldn’t be on the channel

Answer 3

   

Some migrants, upon the chill Channel,

Consulted their tour-guiding panel:

"We DON'T mean to scold,

But it's getting quite cold;

Please provide us with robes made of flannel."