This four-minute high quality documentary captures our perception [sometimes?] of those we regard as outsiders to our own language and culture.
It also offers some interesting commentary on how we perceive language being taught and learned, and how it actually functions.
"You speak English well!"
If it puts a smile on your dial, you might also enjoy this more slapstick one from Micallef (who has employed the mechanics of this gig in several other skits over the years).