Simplify the following text for a Grade 7 native English-speaking person.
Original: The Lamborghini Gallardo is a sport car that has been built by Lamborghini since 2003 and is Lamborghini 's most-produced model to date .
Simplified: The Lamborghini Gallardo is a sports car built by Lamborghini . The Gallardo is Lamborghini 's most-produced model to date , with over 10,000 built in its first seven years of production .