AUTOMATED VOICE: Leonard Hofstadter. Access granted.
The Big Bang Theory Season 10, Episode 23
who finds her VOICE
by doing stand-up?
The Big Bang Theory Season 12, Episode 16
for having a squeaky VOICE?
The Big Bang Theory Season 12, Episode 6
(very deep VOICE):
Cookies!
The Big Bang Theory Season 5, Episode 23
(BABY BAWLING IN HOARSE VOICE)
The Big Bang Theory Season 10, Episode 11