Simplify the following text for a Grade 7 native English-speaking person.
Original: Following the 2001 â `` 02 season , the team relocated to New Orleans , becoming the New Orleans Hornets . After three seasons in New Orleans , Hurricane Katrina forced the franchise temporarily relocate to Oklahoma City , where they spent two seasons as the New Orleans\/Oklahoma City Hornets .
Simplified: During this time they were called the New Orleans \/ Oklahoma City Hornets .