Peel 3-2 DHSOB
Peel ended Old Boys' six-match unbeaten run with a thrilling 3-2 victory at Douglas Road.
Rhys Oates, Shaun Kelly and Lee Gale got the goals for the hosts, who have now won six in succession.
Old Boys rallied back with goals from Gary Quirk and James McStay but couldn't find an equaliser.
Ryan Holdaway (Peel) and Sam Halliday (Old Boys) were both dismissed late on.
Football: Teams through to first round of Junior cup
Union Mills won 11 goal thriller against St George's
Hockey: Over 45s through to England final
Second Manx side to reach a final this year.
Golf: Career best for Dawson in South Africa
Peel athlete impresses in Johannesburg
Football: Women's league title in sight for Peel
Westerners have six point lead after win over Corinthians
Manx duo heading to cheerleading world championships
They'll represent the Island in pom doubles in the USA this week