Today's Variety shares a heartwarming story about how ABC president Steve "My Kingdom For A Sitcom That Can Run For At Least 13 Episodes" McPherson helped his hard-working employees celebrate yesterday's Pilot Screening Eve, the unofficial holiday taking place on the day before the network's footy-pajama-clad development team emerges at dawn from the offices they've been sleeping in since March to screen this Fall season's series hopefuls. Reports Var: