UNDATED (CNN) -- Lady Gaga tops twitter charts, pop-star Katy Perry partners is joining Electronic Arts' game franchise and Jessica Alba is adding entrepreneur to her list of credits.
It's official! Lady Gaga is queen of the Twittersphere. The superstar now has a whopping 18 million followers on Twitter. She's the first person to ever reach that number.
The self-proclaimed queen of the social network tweeted "Can't believe I have 18 million Twittermonsters, really rad..."
Pop star Katy Perry is going virtual. The 27-year-old entertainer is working with the video game company EA to kick-off a special collector's edition for the Sims 3 showtime gaming franchise.
The teenage dream singer is partnering with the video giant to create "Perry" themed content that will include everything from fashion, to hairstyles, furniture and other virtual goods.
Perry's character and music will be featured in the brand's advertising and marketing campaigns for the brand, expected to launch in March.
Actress Jessica Alba is venturing into a new role as entrepreneur. The mother of two launched "The Honest Company" which sells eco-friendly diapers, baby wipes, bodycare and household cleaning items.
Alba got the idea during her first pregnancy and recently joined an advocacy group known as the Safer Chemicals, Healthy Families Coalition.