NewsgalleryPrince William at Hounslow Cavalry Barracks for St Patrick's Day celebrationsPrince William in HounslowBookmarkShareNewsByRobert Cumber16:25, 17 MAR 2016Updated18:02, 17 MAR 2016Prince William at Hounslow Cavalry Barracks on St Patrick's Day (MoD)1 of 17Prince William meets Domhnall, the Irish Guards' regimental mascot (MoD)2 of 17Prince William shares in a salute at Hounslow Cavalry Barracks on St Patrick's Day (MoD)3 of 17Prince William presents sprigs of shamrock to officers at Hounslow Cavalry Barracks (MoD)4 of 17Prince William presents sprigs of shamrock to officers at Hounslow Cavalry Barracks (MoD)5 of 17Irish Guards on parade for St Patrick's Day, led by the regimental mascot Domhnall (MoD) (Image: MoD)6 of 17Irish Guards on parade for St Patrick's Day (MoD) (Image: MoD)7 of 17Prince William joins the Irish Guards for a group photo8 of 17A member of the Irish Guards salutes Prince William9 of 17Major Simon Nichols MBE at Hounslow Cavalry Barracks10 of 17Prince William joins the Irish Guards for a group photo11 of 17Prince William chats to members of the Irish Guards12 of 17Julie Collister with her husband Ray Collister MBE, a former regimental sergeant major with the Irish Guards, and Colette Lindon, aunt of the late Mark Burgan13 of 17John and Marian Kenneally, with his VC hero father's medals14 of 17Prince William stops for a chat15 of 17Prince William chats to cadets, known as the Mini Micks16 of 17Irish Guards on parade for St Patrick's Day at Hounslow Cavalry Barracks17 of 17More OnPrince WilliamHounslow Cavalry BarracksArmed ForcesRoyal FamilySt Patrick's DayHounslow