If you're going to a concert this summer, you better mind your Ps and Qs because today's musicians have a very low threshold for bad behavior.
You may not have realised but there is an unspoken etiquette, a set of unwritten rules that must be obeyed when you go to a gig.
If you don't want to be publicly shamed, read on and take note to avoid a stern ticking off.
Adele tells a fan off for filming during a gig in Verona, Italy.
'Could you stop filming me with that video camera? Because I'm really here in real life, you can enjoy it in real life rather than through your camera.'
'This isn't a DVD, this is a real show.'
Justin Bieber lectures a fan at the Boardwalk Hall Arena in New Jersey for throwing him a gift while he was on stage.
'Take this moment to listen and try not to give me a hat or whatever you're trying to throw onto the stage right now, because I probably don't want that s**t.'
'But yeah, no I lost what I was going to say…I was deep into, like, a mode and a zone. I was into it. Now I'm out of it. I'll get it back. Just give me a second.'
Bob Geldof chastises fans for wearing Primark at charity festival in Brentwood, Essex
After calling the crowd 'boring and tame', he went on to say, 'you are wearing wall to wall f*****g Primark. This is a rock and roll festival. When you come to a rock and roll festival, dress for a rock and roll festival.'
Rihanna warns fans at her concert at Grand Stade in Lille, France
'I don't want to see you texting your boyfriends or your girlfriends...I don't want to see you catching any Pokemons up in this b*tch.'
Way harsh, Tai