Complex sentence: T.J. gets a spot in the Guinness Book of World Records for beating Alex's team, and Alex, in a twist of good luck, ends up winning the contest from the cat food company that he wrote a letter to at the book's opening.
Split into simpler sentences: T.J. gets a spot in the Guinness Book of World Records for beating Alex's team. Alex in a twist of good luck end up winning the contest from the cat food company that he wrote the letter to book's opening.