Inside it said, "Happy birthday, Howard.
I love you. Dad."
The Big Bang Theory Season 6, Episode 19
Ah. I'd be HAPPY to.
The Big Bang Theory Season 12, Episode 14
You'll be HAPPY to know I plan to come
every Tuesday for the foreseeable future.
The Big Bang Theory Season 1, Episode 5
Have me flogged if it makes you HAPPY.
Game of Thrones Season 5, Episode 8
I'm really HAPPY
you and Amy are back together.
The Big Bang Theory Season 9, Episode 11