667.

Depends on the size of the space

It all depends. How much of a mess are you prepared to clean up?

*waits patiently for everyone else to answer*
^-^

depends on the moods and place,at my house sometimes 2o is great,and other times the cat better run

Eeh idk,eehh 20

70 is too many. 69 is fine.

the more the merrier i presume

also i don't go to such things

I feel like this is a trick question.

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