No.
The Flash shirt is because it's Friday.
The Big Bang Theory Season 4, Episode 2
I'm supposed to take Lucy out Friday
and I need a killer first date.
The Big Bang Theory Season 6, Episode 18
But again,
if you could let me know about Friday...
The Big Bang Theory Season 2, Episode 8
week from Friday.
The Big Bang Theory Season 5, Episode 23
Just wanna let you know the head count
for dinner Friday has gone up.
The Big Bang Theory Season 2, Episode 8