Ed Sheeran started at Biggest Weekend in Swansea, while it was up to Florence and The Machine to finish the festival.
Brand-new acts played on the introducing stage, while Bastille probably had the largest audience in the
There was rain, sun and lots of mud, but you know that.
From Ed Sheeran's pub-room to Liam Paynes's metrosexual Wardrobe, here are some of the things Newsbeat found out behind the scenes of Singleton Park.
The King's Ed
So let's start with Ed. You may have heard the stories about him having an underground pub in his home in Suffolk.
It is not true. 1
"I hate the idea of drinking around children, so if I have them, I'd like to put them to bed and walk around the backyard with a buddy and take some beer.
He says he has invited many people to visit him, but only one of his famous friends has come this far.
"I think Taylor is the only person who said she would come and actually have," says Ed. 19659005] One Size Fits Liam and Cheryl
While Liam Payne was talking about fashion, he admitted he was trying. There have been a few new things lately.
"I never saw it coming, but I had the other day a crop top with another t-shirt underneath, "he told us fresh from the stage in Swansea.
" This is home when our clothes come back from cleaning, sometimes they are in the wrong wardrobe stuck and I get in the end a pair of pants from Cheryl.
"And it's O K, if you can rock it, I can fit in it, that's a nice feeling and we're fine."
"Who wears the pants? Everyone wants to know that, does not it? "
Sam Smith has planned a few binge-watching sessions
Sam Smith admitted he did not see the second series of 13 reasons, although his friend Brandon Flynn was the starring actress Series is playing.
"He's not seen it either, so we're going to watch it together," he told us before his headlines slot on Saturday night.
However, he must support himself, Brandon's character Justin has none easy time.
"We'll binge-watch I was with him when he filmed a lot, so I know it's tough.
Steel Banglez is a Busy Man
The London-born producer, songwriter and DJ has been working hard.
"Drake's manager penned me recently, so hopefully I'm on his new album. I sent him 35 beats, so I'm sure Drake likes one of them, "he said
And that's not the only massive star he's working with.
" I was in the tape studio – this is a nightclub in London – and the engineer did not come to the studio. So luckily I got into the studio with Justin Bieber and his band. We did a complete session.
Hailee Steinfeld loves the Backstreet Boys
Earlier this year, Hailee Steinfield was watched by Niall Horan, who watched the Backstreet Boys perform at a Las Vegas gig.
"It was so great," she says. " I grew up listening to their music and it was amazing to be there.
One of the biggest boy bands of all time, their first single was released in 1995, born two years before 21-year-old Hailee.
"Every show in Vegas is unbelievable, no matter who it is. It was hit after hit and I actually knew more songs than I thought.
Hailee and Niall, who are supposed to see each other, both appeared on the same day of the biggest weekend.
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