Yes, I removed the single quote.
=DLookUp("[Score]","Score","ChkInID=" & [Forms]![Game2].[ChkInID] & " and [GameID] = 1")
returns empty cells for everyone
I even tried:
=DLookUp("Score","Score","ChkInID=" & "ChkInID" & " and GameID = 1")
returns David's Score for all bowlers
I'm missing...