Shares in Snapchat parent Snap Inc. tumbled today after pop star Rihanna ripped an ad on the platform for trivializing domestic abuse.

The company’s stock closed at $17.20, down nearly 4% for the day. It has experienced volatility lately after a new version of the social media platform met with customer protests.

The ad, for a game called Would You Rather, asked if people would “rather slap Rihanna or punch Chris Brown.” The singer was concerned that the ad, which has since been removed, sent a harmful message about domestic violence.

“Now SNAPCHAT I know you already know you ain’t my fav app out there! But I’m just trying to figure out what the point was with this mess! I’d love to call it ignorance, but I know you…