Fluent in Five Months?

Freddy Adu returned to the United States claiming to be fluent in Portuguese in just over five months in Lisbon. Sounds like it would be hard to do, but we're actually convinced. They say that immersing yourself into another culture is the best way to learn a language, and that seems to have worked for the 18-year-old. "One day it just clicked for me, and I realized that I was understanding people when they were speaking Portuguese," he said.