O'Leary's publicity-seeking antics are legendary. These included his "declaration of war" on EasyJet when, wearing an army uniform, he drove a tank to EasyJet's headquarters at Luton Airport. In another stunt, when Ryanair opened its hub at Milan Bergamo, he flew there aboard a jet bearing the slogan "Arrividerci Alitalia." He had also dressed up as St. Patrick and as the Pope to promote ticket offers. Another provocative idea enunciated by O'Leary was the recommendation that co-pilots could be done away with on flights, so aircraft could fly with just one pilot, because "the computer does most of the flying now" and "a flight attendant could do the job of a co-pilot, if needed." In fact, he even went so far as to suggest that under present arrangements, "maybe the second pilot could be doing some of the in-flight service.