Pop Bytes: Justin Bieber Wears Gas Mask in London + More

- Justin Bieber was snapped in London wearing a gas mask. Yeaahhhh.... [E! Online]

- Madonna was named music's biggest moneymaker for 2012! [Hollywire]

- Paramore's Hayley Williams got a new tattoo. [BuzzNet]

- Rihanna won a Razzie for Worst Supporting Actress. [PopBytes]

- Listen to Karmin's remix of 'Started From the Bottom.' [Rickey]

- Sean Hayes and Nikki Blonsky are guest starring in 'The Read-Through' episode of 'Smash.' [Hypable]

- Cash Money Records is being sued over a Bow Wow song. [TheDrop.fm]

- Green Day will play at this year's SXSW. [Diffuser.fm]