LEGO Cat Birthday Party & Tree House (42666)
The LEGO Cat Birthday Party & Tree House (42666) is part of the Friends theme and includes 321 pieces.
With a price per piece of $0.09, this set offers excellent value based on its price per piece.
According to current data, this set is expected to retire in Dec 2026.
Price Per Piece$0.09Excellent Value
LEGO Set Inventory
View the full parts list for this LEGO set, including quantities, colors, part numbers, and part images.
