You love a good challenge in Sunderland. Here's nine weird and wonderful ones you tackled in the past.
There's the man who played a tuba every time he reached the peak of a hill 10 years ago.
Or how about the brave volunteers who chomped through 6 hot dogs and a pound of chips in 20 minutes in 2013.
1. Over to you
We challenge you to get in touch and share your memories of these scenes.
2. Susan's BBC challenge
Susan Mewes, 15, from Washington was shortlisted to present a new children's show in 1995. Her challenge involved being filmed doing tasks at Crowtree Leisure Centre.
3. Going solar in 2009
Making solar powered cars was the challenge for these pupils from St Mary's Rc Primary School.
4. Press-ups galore in 2010
These members of the East Durham College karate club were doing 1,000 press-ups for charity.