In the Evo-Stik Division One South, Spalding United slumped to a 3-1 home defeat to Kidsgrove.
The Tulips were already 2-0 down when captain Gary King saw red following a brawl on the pitch.
It was the same scoreline at Carters Park where Holbeach had an off day in the UCL Premier.
A late consolation was also all the Tigers had to show for their 3-1 defeat to Desborough.
Pinchbeck United also dropped points in a UCL Division One thriller, but they will be delighted to get that after heading into the 93rd minute 4-2 down in the local derby with Bourne.
Astonishingly though they scored two goals deep into injury time to earn a point that could be crucial as nearest title challengers Raunds Town were held to a 1-1 draw at Harborough.