How to pronounce “bunch up” in English

If you have a white sheep in a whole bunch of black sheep, the white sheep is unique.And the black sheep gets into the bunch up white sheep-- it's unique.And sometimes the uniqueness comes to the right place at the right time.

through or not flexible uh very elastic filaments there's some filaments that are very rubbery and if you try to pushthem through a tube they're just going to kind of create a lot of friction and expand and bunch up and just get stuckthere and it just won't come out of the other end um so a direct drive means the