sentence: history the colt galant gto exterior was penned by hiroaki kamisago , who had previously been sent by mitsubishi to study at the art center college of design , then located in los angeles , california , incorporating a number of stylistic cues from contemporary american muscle cars like the mustang , firebird and cougar , including a long hood , raised cut-off ducktail rear , and rounded quad-headlamps and tail-lamps .