T20 Blast: Derbyshire face Essex, Worcestershire play Notts in semi-finals
Derbyshire's reward for reaching their first T20 Finals Day is a semi-final against Essex at Edgbaston.
Billy Godleman's side convincingly beat Gloucestershire by seven wickets with 17 balls to spare at Bristol in the last of the quarter-finals.
Essex were the first team through after beating North Group winners Lancashire.
Holders Worcestershire Rapids, who beat Sussex after Moeen Ali's unbeaten 121, will play Notts Outlaws in the other semi-final on 21 September.
T20 Blast Finals Day schedule
11:00 BST: Notts Outlaws v Worcestershire Rapids
14:30 BST: Derbyshire Falcons v Essex Eagles
18:45 BST: Final