(AP) — In one of the biggest beefs in recent hip-hop history, Drake and Kendrick Lamar are feuding — to the point that police were asked about their feud after a security guard was shot outside Drake’s Toronto mansion on Tuesday. But it wasn’t always this way.

The beef between rappers Drake and Kendrick Lamar has ramped up in recent days after years of apparent jibes at each other in lyrical form

Kendrick Lamar has released a diss track attacking fellow rap star Drake , escalating their long-running feud. Called Euphoria, the song is a response to weeks of taunting by Drake, who has taken pot-shots at Lamar on a series of viral diss tracks.