The new round of “These Guys Are Good” spots provides a crispness and wit not found in previous efforts. In “Elevator,” golfers Charles Howell III and Scott McCarron play a game of one-upmanship. Starting at 72 (a normal 18-hole par score), the two men press successively lower floor numbers (at increments of one) until they reach 59. Both golfers hesitate–after all, breaking 60 for 18 holes is golf’s holy grail.