Travelzoo (TZOO) earned 23 cents a share ex items, beating analysts' official forecasts by 3 cents, or 15%. But the online travel site had crushed EPS forecasts by 100%, 81.8% and 114.3% in the prior 3 quarters. Revenue grew 20%, merely matching Wall Street views. Shares plunged 17% in late afternoon trading, moving just below its 50-day moving average for the first time since late Aug.