Simplify the following text for a Grade 9 native English-speaking person.
Original: On 4 February 2008 , Hamilton was verbally heckled and otherwise abused during pre-season testing at the Circuit de Catalunya in Catalonia by several Spanish spectators who wore black face paint and black wigs , as well as shirts bearing the words `` Hamilton 's '' .
Simplified: On 4 February 2008 , Hamilton was verbally taunted and abused during pre-season testing at the Circuit de Catalunya in Catalonia . Several Spanish spectators wore black face paint and black wigs .