Dale Earnhardt Jr.'s wife, Amy Earnhardt, was a fan of Jessica Simpson until she learned the singer wanted to marry her man - in a treehouse! Amy, 43, recalled during a recent episode of the couple's "Bless Your Hardt" podcast that she almost crossed paths with Simpson, 45, while visiting Dale, 51, around 2008 or 2009 - but he squashed the run-in. "We had just started dating," Amy remembered, noting she came up to see race car driver Dale at Daytona International Speedway in Daytona Beach, Florida, and heard that Simpson was "at the racetrack.