"Friends" may be one of the greatest shows of all time but in its decade-long run on the air, it had quite a few inconsistencies. Family backstories changed, names switched spellings and even Ross' hatred for ice cream was forgotten. But most of these are simply minor annoyances. Truly frustrating are the glaring plot holes that affected entire episodes.
In honor of Matthew Perry's August 19 birthday and his character Chandler's many goofs, here are a few writing goofs blunders that ended up ripping giant holes in the plot. Consider yourself warned: You'll never watch another episode of "Friends" the same way again.