Tex?

A police officer saw a man dressed with a huge cowboy hat, spurs, and six shooters in a big city.

“Excuse me, sir,” said the police officer, “What’s up with the cowboy get up?”

“My name’s Tex and I’m a cowboy, officer ” 

“The police officer said, “So, you’re from Texas?” 

“Nope, Louisiana, the cowboy replied.” 

“Louisiana? So why are you called Tex?”

“Don’t want to be called Louise, do I?