8:15
`` Coasting , of course , '' Polly answered . `` There 's a gorgeous moon . '' `` We will be caught , '' remarked Lois , `` but then we 're all willing to face the consequences . '' That evening at 8:15 when the girls were all seated in Assembly Hall and Miss Tilden-Brown was expatiating on the evil results of tight lacing , three figures , standing on top of the hill , were silhouetted against the sky . The moon was there , as Polly had predicted , making the snow sparkle with its blue-white rays . The silence was broken only by the crunch , crunch of the snow , as the three girls pulled their sleds into place . `` You go first , Polly , '' said Bet .