What do Billy Joel, Janet Jackson, Chris Stapleton and the WWE have in common? They've all been affected by playoff scheduling in the NBA and NHL.
Once April hits, the two leagues, their teams and the network partners have to figure out and plan for two months of playoffs leading up to the NBA and the Stanley Cup finals.
"It's a big jigsaw puzzle," NBA senior vice president of broadcast scheduling Thomas Carelli told ESPN.
The final pieces of that puzzle involve working around two leagues' schedules, television and yes, sometimes moving concert dates.