Big Time Rush: Z Festival in Sao Paulo!

Big Time Rush waves to the cameras as they arrive at the airport in Rio de Janeiro, Brazil on Saturday afternoon (September 29).

Later that night, the guys — Kendall Schmidt, James Maslow, Carlos Pena and Logan Henderson — performed at the 2012 Z Festival in Sao Paulo.

“Amazing night brazil!!! Thank u for making us feel so loved!!! Off to RIO in the morning!! Night :)” Carlos tweeted.

James added, “S�o Paulo, you guys were amazing tonight! Unbelievable to see you all singing every song word for word. I’ll be back soon!”

20+ pics inside…