: Surveillance footage eventually reveals that Jim saw Michael starting to fall and intentionally leaned away, letting it happen.
: Michael and Jim visit a client whose lobby features a large koi pond. On the way out, Michael falls in and returns to the office soaking wet. [S6E7] Koi Pond
: Dunder Mifflin is charged $300 for a koi fish Michael accidentally killed by stepping on its head during the fall. Other "Pieces" in "Koi Pond" If you are referring to a "piece" of a different nature: : Surveillance footage eventually reveals that Jim saw