Simplify the following text for a Grade 10 native English-speaking person.
Original: Stand-up performances are usually short , where the comedian recites a fast-paced succession of humorous stories , short jokes ( called `` bits '' ) , and one-liners , which constitute what is typically called a monologue , routine or act .
Simplified: The comedian normally speaks quickly many funny stories and short jokes ( called bits ) This is called a monologue , routine or act .