Good morning! Welcome to Rise and Grind, where City Guide rounds up five things you need to know today from the far corners of the Internet. Today we’re kicking it off with semen-filled cupcakes, the secret feud behind R2-D2 and C-3P0, and more. Before you start your daily hustle, take a minute to check these stories out:  

A high school girl fed classmates who had bullied her semen-filled cupcakes as revenge. The Bakersfield, Calif. student also put pubic hair, pills, and expired food in her just desserts. Read about it at BroBible

2,100 people were buried in an Afghanistan mud slide on Friday. Now survivors are trying their best to stay alive. Read about it at the New York Times

Apparently Kenny Baker and Anthony Daniels, who played R2-D2 and C-3P0, hated each other in real life. Baker, said of Daniels, "he looked down his nose at me like I was a piece of sh*t. He said: 'I don't do many of these conventions—go away little man.' He really degraded me and made me feel small." Read about it at Gizmodo

Yik Yak, an anonymous gossip app, is tearing a Connecticut high school apart. It's like a real-life version of Mean Girls' "Burn Book" for the digital age. Read about it at The Cut

I can't stop listening to this new track from electronic producer Baths (a.k.a. Will Wiesenfeld). Let its hypnotic, techno-tinged sound help ease you into the week. Read about it at Stereogum.

 Send tips, photos and news developments to cityguidetips@complex.com.

UNRELATED: Viva Mexico: 10 Delicious Cinco de Mayo Cocktails