NY-based ANC Sports Enterprises will supply rotational signage for the 4th Annual ESPN X Games in San Diego (ANC). ...TX-based Streetball Partners Int'l (SPI) was retained by the Wilson Group to produce, manage and staff Ocean Spray's Final Four Free Throw Squad sampling promo in San Antonio (SPI)....ESPN2 and the NHL have joined MasterCard for the "NHL All-Star Dream Weekend" promotion. The contest, to be held during the NHL's playoffs between April 22 and April 30, has viewers naming the team that records the first power play during the first televised game of that night's coverage on ESPN2. Correct answers will be eligible for the grand prize of a trip for two to the '99 All-Star Game in Tampa Bay (ESPN2)....The Cartoon Network SMASH Tennis Tour released its 18-city '98 tour schedule. It began March 26 in Greenville, SC, and will run through July 22 in Washington, DC. The Cartoon Network SMASH Tennis Presented by All Sport Body Quencher is a grassroots interactive event created by the ATP Tour in partnership with the Cartoon Network and the Tennis Industry Association (SMASH Tennis).