The 28-year-old songtress, who was playing over the weekend, said people should enjoy the music and put their phones down for two hours, reported E! online.
"I don't want to see you texting your boyfriends or your girlfriends. I don't want to see you catching any Pokemons...," she told the crowd.
'Pokemon Go' has become a rage with even celebrities like John Mayer, Ruby Rose, Jimmy Fallon, Soulja Boy, Kendra Wilkinson-Baskett, Joe Jonas and Bryan Cranston following the game religiously.