Simplify the following text for a Grade 10 native English-speaking person.
Original: This ended abruptly in March 2002 , amidst tabloid press speculation on Spears ' infidelity with choreographer Wade Robson , a mutual friend of Spears and Timberlake .
Simplified: It ended suddenly in 2002 when Timberlake claimed that Spears cheated on him with choreographer Wade Robson .