"White trousers and dark coats are quite _de rigor_.

Come on, fellows." They went on, all save the disapproving trio, Perry and Wink Wheeler leading the way up the winding avenue toward the glow of fairy lights ahead.

No one challenged them, although they were observed with curiosity by several servants before they came out on a wide lawn in front of a spacious residence.

Fully a hundred guests were already assembled.

A platform overhung by twinkling and vari-coloured electric lamps had been laid for dancing and, as the uninvited guests paused to survey the scene, an orchestra, hidden by shrubbery and palms in tubs, started to play.