Man did I love the 13 IGS on the Whale on a clear day!
And if SIN ATC wasnt jittery and you had the right captain you could shoot a right-hand 3-leg vis appr from VTK onto 02R in the SQ Whale, and rollout on final at 500 feet. One of the rare occasions where you could hand-fly the big bastard around the circuit and actualy
enjoy your flying (even if it did only last a few minutes)!