By James Brinsford Peter Kay has been hailed for his stand-up comedy show that has seen thousands packing the O2 in London . The 50-year-old comedian has delighted fans with his new show, who have claimed that he is on the best form of his life, with many celebrating his return. Fans have taken to X, formerly Twitter, to share their delight at witnessing the comedian at his funniest best as well as photos of him performing on stage. One gave a quick review of the show, posting on X: “Bloody brilliant. So good to see him back. #garlicbread ” Another added that the comedian was a “legend” after …