The Daily Mail — The 21-year-old pop princess was spotted leaving the One Direction singer's Hertfordshire mansion in the early hours of Wednesday morning, after spending five hours inside. more info

The Daily Mail — She sensationally hit the headlines earlier this year and was rumoured to be the catalyst in Zayn Malik's decision to leave One Direction. more info

MTV.co.uk News — Who knew the One Direction hottie was such a player?! more info

TMZ — Ariana Grande and Niall Horan hung out way past their bed time Monday night -- but don't get your panties in a bunch just yet 1Ders. Our Ariana sources say the One Direction singer was invited to her concert in London Monday night. After… more info

Perez Hilton — Oh hay, cuties! Is Niall Horan taking a few tips from Louis Tomlinson by wooing fellow superstar Ariana Grande?? Well, they were spotted leaving a club together, so it is possible! LOLz! The One Direction cutie was seen partying all night long at the... more info

The Daily Mail — The 21-year-old singer ventured into central London shorty after performing for 20,000 fans at the sprawling Greenwich venue – the first UK date on her The Honeymoon world tour. more info

Perez Hilton — It's a boyband and girlband love affair! Louis Tomlinson has been the biggest playa ever since he and Eleanor Calder broke up a few months ago! The One Direction crooner has been going out with girls left and right, but this time he's been spotted wi... more info

Perez Hilton — Quit playing games with our hearts, Directioners!! Just when we all thought Zayn Malik came to his senses and returned to One Direction, it turned out to be just a hoax! Sigh, seriously you guys?? [ Related: Perrie Edwards Talks About Zayn & Their Pe... more info

The Daily Mail — The stars, who both have mentor Simon Cowell in common, were spotted leaving Libertine nightclub at 3.15am in the same taxi following the ITV show's afterparty. more info

The Telegraph — Fans are confused, angry and jubilant in equal parts after rumour appears online more info