Pope Francis arrived in a wheelchair at the end of the Mass for the Jubilee of the Sick and Health Care Workers, sparking joyous shouts of “Viva il Papa!” from the more than 20,000 present.

Francis, 88, was released from the hospital two weeks ago, and Sunday’s showing was his first public appearance at the Vatican since then.

Pope Francis made a surprise appearance at St. Peter’s Square on Sunday, two weeks after he finished a recent hospital stay. Vatican News reported that official appearances were not on the Pope’s schedule for Sunday,