Participate in the what?
The Big Bang Theory Season 1, Episode 1
...we're going to PARTICIPATE
in my cousin Leopold's drug intervention.
The Big Bang Theory Season 1, Episode 10
See, Leonard refused to PARTICIPATE
The Big Bang Theory Season 9, Episode 21
doesn't mean
I have to PARTICIPATE.
The Big Bang Theory Season 5, Episode 2
Yes, it tells us that you PARTICIPATE
in the mass cultural delusion...
The Big Bang Theory Season 1, Episode 1