7. Watch the full video of Katy’s paint explosion:
Emails to reps for Katy Perry and Lady Gaga were not immediately returned.
- BuzzFeed News exposes a secretive legal system that allows corporations to intimidate entire countries with one threat.
- Donald Trump's campaign CEO Stephen Bannon and an associate were accused of sexual harassment in a 1990s court case.
- And Apple has to repay up to €13 billion ($14.5 billion) in illegal tax benefits to Ireland, the European Commission has ruled.