Happy Birthday

Happy Birthday is a note in Prey: Mooncrash.

Transcript
Joan, Just a little something for you on your birthday. The statue I've been working on in MoonWorks is missing a little something. It's not done until you add the final touch. :) Happy Birthday! -Brian

Location
The note is found in habitation modules 25-32 of the Crew Annex, as part of Joan Winslow's story objective A Little Bird Told Me.