Jack Muldoon's brace, plus strikes by Lloyd Kerry and Aaron Martin sunk the Shrimpers and took Simon Weaver's men to the top of the League two standings on the opening day of 2020/21.
Here's a selection of images from Saturday's clash at Roots Hall. PICTURES: GETTY IMAGES.
9. Southend United v Harrogate Town
Veteran striker Jon Stead was introduced in the second half as Town made it 3-0 through an Aaron Martin strike.
10. Southend United v Harrogate Town
Jack Muldoon curls home Town's fourth of the afternoon.
11. Southend United v Harrogate Town
Josh Falkingham, left, and Warren Burrell congratulate Jack Muldoon on his second goal of the day.
12. Southend United v Harrogate Town
Town boss Simon Weaver watches on from the sidelines.