The eccentric star was catapulted to fame in 2009 thanks to a distinctive sound and collection of quirky costumes.
The newcomer to the Celebrity 100 list teamed up with a host of artists to draw from their profiles, including Beyonce in the hit single 'Telephone' and its equally popular, if controversial, music video.
Besides 106 days touring, grossing $95m, Lady Gaga is also knows how to play the endorsement game teaming up with Polaroid, Virgin Mobile, Monster Cable and Viva Glam. These together made her one of the highest earning stars, on a par with music veterans who took years to get where they are.
22,000 people agreed to clean toilets for WiFi because they did not read the terms.
Tools designed to ensure computer code in smart cars does not crash has been inspired by hungry penguins.
The rounded sleeping capsules send guests drifting into ocean before arriving on desert island by morning.
Sitting on the saddle activates the part of the brain responsible for learning, a study has claimed.
Scientists are appealing for more people to donate their brains for research after they die.
Life on Earth may have arrived from Mars on an asteroid, scientists have claimed.
Lunar mission scheduled at the end of 2017 could find out if beer can be brewed on the moon.
A bottle used to teach children how far litter can travel ended up on Scottish beach after 8,700-mile journey.