Episode 50

"Usopp vs Daddy The Father! Showdown at High Noon!" is the 50th episode of One Piece.

Short Summary
Usopp manages to anger the daughter of a bounty hunter,Daddy Masterson, and find his own life at risk. When Daddy discovers that Usopp is the son of Yasopp, the only man that ever beat him, he challenges him to prove what he's got by shooting a far weather rooster.

Trivia

 * Although the FUNimation title is announced as "Usopp vs. Daddy the Father! Showdown at High Noon!", the text is written as "Usopp vs. Daddy the Parent! Showdown at High!".