 Earlier in the season, he had played in the 2006 Irish Professional Championship, beating fifty-seven-year-old Alex Higgins 5–2 before losing in the quarter-finals to a resurgent Ken Doherty; the former would be Higgins's penultimate competitive match.At the 2007 World Championship, Delaney defeated Ian Preece 10–7, having trailed 1–5, Barry Pinches 10–9 from 6–9 behind, and Alan McManus by the same scoreline to reach the main stages at the Crucible Theatre for the first time in his career.In his last-32 match against Matthew Stevens, Delaney came to trail 0–5, and eventually lost 2–10.