Excelsior suffered a defeat against Fortuna Sittard in a poorly contested match, failing to extend their unbeaten streak. The game, characterized by a lack of quality from Excelsior, saw them ultimately fall to a determined Fortuna Sittard side. This loss marks a disappointing end to their recent run of positive results, highlighting areas for improvement in their upcoming fixtures. The specific scoreline and goal details are not provided in the article excerpt, but the outcome is a clear loss for Excelsior.