Simplify the following text for a Grade 8 native English-speaking person.
Original: Hornswoggle is both the lightest and the shortest wrestler to win the Cruiserweight Championship in WWE history .
Simplified: He also became the lightest , shortest , and youngest ( 21 years , 51 days ) wrestler to win the Cruiserweight Championship . Hornswoggle then began a feud with Noble over the belt .