Youtuber Smoukahontas doesn't understand Finnish, Swedish, Estonian, French, Portuguese, UK English, Japanese, Spanish, US English, Hindi, and Arabic, but she speaks 'em well! Watch as the young lady "speaks" the various languages by simply mimicking their tones of speech (Too bad she doesn't speak Cantonese - that sounds like berating to me).
I think she nailed "Pizza," which I believe is spoken by Mario and Luigi.
If you like that, here are a couple from our previous posts on Neatorama:
and, of course, Prisencolinensinainciusol: