Noughties emo band unrecognisable 21 years after string of hits and feud with Katy Perry — can you guess who? (opens in new tab)

THEY burst onto the scene in 2001 and made their mark in emo pop. And this German rock band are feeling nostalgic for the noughties in their latest social media post. The four members of the group were known back then for their punk style, often sporting long dyed hair dos, heavy eyeliner, skinny jeans...