Simplify the following text for a Grade 12 native English-speaking person.
Original: As a politician comfortable in light-hearted and satirical situations , in 1990 , Livingstone made the first of seven appearances on the topical panel show Have I Got News For You .
Simplified: As a politician comfortable in light-hearted and satirical situations , in 1990 , Livingstone was the first MP to appear on the topical panel show Have I Got News For You .