What is the maximum number of guests that can be booked for a single G+ LL or $ILL experience?

[wammers2003]

What is the maximum number of guests that can be booked for a single G+ LL or $ILL experience?
We have 20 guests in our party.
Best,
: )

 

[tseitel]

Supposedly up to 11 or 12. But a lot of the vloggers I watch have said that they have spoken to cast members claiming that glitches often happen with that 11 and 12th.
10 seems to be no problem