Monty Python star Michael Palin has hit back at co-star John Cleese after he called him “slightly boring”. Palin, 81, didn’t take too long to respond to the brutal remark as he reflected on his contribution to Monty Python. He went on to claim 84-year-old Cleese “couldn’t have done it without him” while talking about their hugely successful comedy troupe. Cleese had labelled his former co-star “boring” while talking on Zoe Ball’s BBC 2 Breakfast Show earlier this month. Ball, 53, had asked the actor how Palin is, to which he responded: “Michael is just the same, sweet, kind, slightly boring ma…