Men's Cup holders Cannock were knocked out in an extraordinary quarter-final tie yesterday after leading Southgate 3-0 with 13 minutes remaining.
The London side, who are national Premier Division promotion candidates, looked well-beaten after Cannock had scored through Richard Lane, Andrew Langlands and Chris Mayer. Then, they replied with two goals in four minutes and equalised in the final minute.
Two minutes into extra time Dan Shingles became Southgate's hero by netting the golden goal to claim a 4-3 victory and take his side through to the semi-finals next month.
Young player of the year Ashley Jackson stunned Birmingham University with a first-half hat-trick of penalty corners to lead East Grinstead to a 4-2 cup-tie victory.
The University had to wait until the 44th minute before having a shot at goal and it came from a penalty corner which Richard Harmer converted for their first goal. Within two minutes the visitors restored their three-goal lead and continued to contain the students.
James Carter penetrated the defence in the 61st minute to score the University's second goal.
The men's and women's National League produced eight hat-tricks on Saturday, three of them by West Midland players. In two instances, the feats took their teams to the top of their divisions.
Sandeep Kaur's effort, assisted by Jane Sixsmith (2) and Louise Pittam (2), enabled Sutton Coldfield to defeat Woking 7-1 and replace Birmingham University at the top of Women's Division One.
A last-minute goal by Marie-Laure Rigg saved the University from a humiliating
defeat by bottom side Wimbledon. The students trailed 2-0 until Hannah Buchan scored in the 54th minute.
Leek regained the joint leadership of Men's Division One, as Craig Keegan's hat-trick helped his side to a 5-4 win over Nottingham.
A late penalty by Rob Allen enabled Stourport to draw 4-4 and prevent Brooklands MU from being outright division leaders. Stourport's other scorers were Imran Yousaf (2) and Phil Lashford.
Bournville dropped to third place after an unexpected 2-1 defeat by Formby who came from behind with two goals in the last six minutes. Lichfield lost 4-1 to Sheffield Hallam.
Jo Walker's second consecutive hat-trick kept Aldridge in close contention for the women's North Division title.
They beat Preston 4-2 after Lisa Price put them ahead in the fourth minute.
Worcester remain bottom of South Division. They lost 5-2 to St Austell despite twice equalising through Elaine Shepherd and Liz George.
In the men's South Division. Birmingham University gained only their third victory and eased relegation worries by beating Indian Gymkhana 3-1 having trailed until the final minute of the first half.
Nick Latham equalised for the students and James Carter and Stephen Edmonds scored the second half goals. Barford Tigers lost 3-0 to Whitchurch.
Sikh Union (Nottingham) keep the leadership of the Coaching Solutions League after beating Telford & Wrekin 4-3.
Bridgnorth climbed into second place with a 7-2 drubbing of Olton. Coventry are now third equal with Telford following a 3-0 defeat of Edgbaston. Harborne stay in the top five after defeating Chesterfield 7-1. ..SUPL: