On April 15, 1998 – – The first-ever American League-National League doubleheader ends up a good day for New York. The Yankees are forced to come to Shea Stadium after a beam fell into the stands at Yankee Stadium on April 13th. They earn their first victory in Queens in 22 years as they defeat the Angels, 6 – 3. Former Mets star Darryl Strawberry, the all-time home runleader at Shea, adds to his total with a shot into the left field bleachers. In the regularly-scheduled night game, the Mets beat the Cubs, 2 – 1. The Yankees, who played at Shea in 1974and 1975 while Yankee Stadium was renovated, draw a crowd of 40,743, a dramatic contrast to the gathering of 16,012 who show up for the Mets game at night.

Source
Baseball Reference April 15