Little-known Siddharth Gupta displayed terrific aggression and control to comeback from the brink to turn the tables on hard-hitting Pawan Singh 19-21, 21-16, 22-20 to pave the way for Chembur Gymkhana to make the quarter-finals of the GMBA-Matunga Gymkhana Motiram Cup Inter-Club badminton tournament yesterday.