The Wildcats of Godley High School had yet to lose a baseball game when they took the field Tuesday night against Midlothian Heritage.
The statement was no longer true after seven innings against the Jaguars.
Heritage outhit the host Wildcats seven hits to five and weathered a midgame run for the 6-4 upset.
Heritage, which has won 13 of its last 14 ballgames, is now 14-3 on the season and 6-0 in District 8-4A.
Godley fell to 15-1 on the year and 5-1 in district play.
Godley entered Tuesday's game ranked No. 3 in the latest Texas High School Baseball Coaches Association top-10 and TXHighSchoolBaseball.com top-25 4A polls. Heritage checked in at No. 11 and 15, respectively.
According to TXHighSchoolBaseball.com, (20-0) Argyle is the lone undefeated 4A team remaining.
The Jaguars took a 1-0 lead in the first inning and then tacked on three more runs in the top of the third courtesy of a Cade Sumbler triple, Godley fielding error and a Cole Jones home run to center field.
The round-tripper was the first of the season for Jones and gave Heritage a 4-0 lead.
Godley then plated a pair of runs in the fourth inning to chase Heritage starting pitcher Bryce Fuller from the contest.
Fuller surrendered two unearned runs on three hits and struck out two. Trey Bostic came on in relief in the bottom of the fifth inning and promptly surrendered two more runs (one earned) on two hits.
Bostic recovered to earn a save after he struck out two and walked two over three innings of work.
Bostic earned his first save of the season while Fuller notched his fourth win.
Sumbler doubled to lead off the top of the fifth inning and scored three batters later on a two-out double to left field off of the bat of Cody Moore.
The Jaguars then added an insurance run in the seventh inning. Gabriel Vasquez led off by reaching on a second Godley error and scored a single by Calsen Clower, his second of the ballgame.
The Jaguars return home to host Life Waxahachie at 7:30 p.m. Friday and then turns their sights on No. 1 Argyle for a non-district matchup at noon Saturday in Midlothian.