Pop singer Iggy Azalea has called Eminem an "old man threatening young women for entertainment" after he asked her not to "blow that rape whistle" on his new song 'Vegas'. The singer, 24, called out Eminem on Twitter for the controversial lyrics, which feature on the rapper's upcoming compilation album Shady XV.

Iggy AzaleaIggy Azalea has responded angrily to Eminem's rape lyrics

"If I let you run alongside the Humvee. Unless you're Nicki [Minaj], grab you by the wrist, let's ski," Eminem raps.

"So what's it gon' be? Put that s**t away Iggy. You don't wanna blow that rape whistle on me. Scream! I love it. 'Fore I get lost with the gettin' off."

More: check out our Iggy Azalea pictures

Other lyrics include: "B***h, shut the f**k up and get in my car. And suck my f**king d**k while I take a s**t."

"I'm bored of the old men threatening young women as entertainment trend and much more interested in the young women getting $ trend. Zzzz" angrily responded Azalea on Twitter.

EminemEminem called on Iggy Azalea not to blow the "rape whistle"

"its especially akward because my 14 year old brother is the biggest eminem fan and now the artist he admired says he wants to rape me. nice!" she added.

"women in music have the bigger balls anyhow we endure much more harassment and critic. good morninnggggg!!!!!! off to camera block for AMAs!" she finished.

More: Eminem threatens Lana Del Rey in new freestyle rap video

Iggy isn't the only woman to feature negatively in one of Eminem's songs. He speaks of attacking Lana Del Rey and punching her "right in the face twice", while Christian Aguilera, Britney Spears, Mariah Carey, Amy Winehouse, Lindsay Lohan and Kim Kardashian have all been rapped about.