Yikes! Ask and you shall receive, huh?
Well let's try to break the thing down...
Smile and...
Some kind of limp sheep with... bangs?
Flopped on top of a beer mug
And "IT"
So,
'smi land
limp sheep? soaking tired sheep? put this part on the back burner for now...
beerit
And then,
It's my land
Ohhhhh, "effit" ewe
Brit
Finally, the pieces come together, final answer:
It's my land, so "eff" you Brit (AKA the murcan revolution)