Three try-scorers Shane Horgan, Ronan O'Gara and Rob Henderson celebrate O'Gara's try in the Six Nations match in Rome in February 2001. Photograph: Eric Luke/The Irish Times
O'Gara heading for the line to score Ireland's only try against England at Twickenham in February 2002. Photograph: Alan Betson/The Irish Times
O'Gara playing for Munster breaks the Bath defence at Thomond Park in October 2000. Photograph: Dara Mac Dónaill/The Irish Times
O'Gara is upended by England's Matt Dawson during the Grand Slam game at Landsdowne Road in March 2003. Photograph: Alan Betson/The Irish Times
O'Gara in action against Australia at Lansdowne Road in Dublin in November 2006. Photograph: Alan Betson/The Irish Times
O'Gara watches his drop goal in the Munster v Ospreys match at Thomond Park on March 2nd, 2013. Photograph: Dan Sheridan/Inpho
O'Gara in the RaboDirect PRO12 Munster v Ospreys game at Thomond Park, Limerick on March 2nd, 2013. Photograph: Dan Sheridan/Inpho
O'Gara kicks a penalty during the RBS Six Nations match between England and Ireland at Twickenham on March 6th, 2004 in London. Photograph: Jamie McDonald/Getty Images
Leinster captain Brian O'Driscoll takes on Munster trio Gary Connolly (left) John Kelly and O'Gara, in the Celtic League match at the RDS in December 2005. Photograph: Eric Luke/The Irish Times
Peter Stringer and Ronan O'Gara celebrate Ireland's first Triple Crown since 1985 after the RBS Six Nations match between Ireland and Scotland on March 27th, 2004 at Lansdowne Road. Ireland. Ireland won the match 37-16. Photograph: Shaun Botterill/Getty Images