Jay Park has a word of advice for fans: "Don't become a sasaeng fan~^^".

He tweeted the simple yet direct message on March 9th, leaving fans to wonder what may have prompted him to say those words.

As you all probably know, he's definitely not the first and probably won't be the last celebrity to talk about sasaeng fans, who are extreme fans who invade the privacy of celebrities and will do crazy things, even to the point of sneaking into their homes.

JYJ, TVXQ, Super Junior, and other older idol groups have had especially bad sasaeng fan troubles, and recently G-Dragon had spoken up against them as well.

While Jay Park's own group of sasaeng fans haven't been put in the spotlight yet, as a popular celebrity he can't help but have some.

To lighten the mood a bit, Jay's close friend and talented rapper Dok2 joked, "I'm going to be one", but Jay countered, "But I'm already Dok2's stalker...", as Dok2 responded hilariously, "Ah no wonder..."