Birthday Party Cake (40815-1) is a Seasonal LEGO set released in 2025 with 219 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. Collectors browsing Seasonal sets use this inventory to verify loose parts, compare color variants, and read official build manuals without downloading PDFs. This set includes 40 unique part types.
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Building instructions
Official LEGO instructions — read on BrickID
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Parts in this set
40 parts · updating…
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Brick 1 x 63009 · ×4 · White -
Brick 1 x 83008 · ×2 · Reddish Brown -
Brick Round 2 x 2 with Axle Hole3941 · ×1 · Bright Light Yellow -
Brick Special 1 x 1 with Studs on 2 Adjacent Sides26604 · ×4 · White -
Brick Special 1 x 2 with 2 Studs on 1 Side11211 · ×2 · Reddish Brown -
Brick Special 1 x 4 with 4 Studs on One Side30414 · ×10 · Reddish Brown -
Plant, Flower, Plate Round 1 x 1 with 5 Petals24866 · ×8 · Bright Light Orange -
Plant, Flower, Plate Round 1 x 1 with 5 Petals24866 · ×8 · Bright Pink -
Plate 1 x 13024 · ×2 · Reddish Brown -
Plate 1 x 13024 · ×4 · Lime -
Plate 1 x 23023 · ×4 · Medium Azure -
Plate 1 x 23023 · ×8 · Reddish Brown -
Plate 1 x 43710 · ×2 · Black -
Plate 1 x 43710 · ×4 · Bright Light Yellow -
Plate 1 x 63666 · ×8 · Light Bluish Gray -
Plate 1 x 83460 · ×6 · Black -
Plate 2 x 43020 · ×4 · Reddish Brown -
Plate 2 x 63795 · ×1 · Reddish Brown -
Plate 3 x 311212 · ×8 · Reddish Brown -
Plate 3 x 3 Corner77844 · ×4 · White -
Plate Round 1 x 1 Swirled Top / Poo53119 · ×4 · Lavender -
Plate Round Corner 6 x 66003 · ×4 · Tan -
Plate Round Corners 2 x 6 Double18980 · ×2 · Reddish Brown -
![Plate Special 1 x 4 with 2 Studs with Groove [New Underside]](https://cdn.rebrickable.com/media/parts/elements/6249090.jpg)
Plate Special 1 x 4 with 2 Studs with Groove [New Underside]41740 · ×2 · Magenta -
Plate Special Round 2 x 2 with Center Stud (Jumper Plate)18674 · ×1 · Dark Pink -
![Slope Curved 2 x 1 No Studs [1/2 Bow]](https://cdn.rebrickable.com/media/parts/elements/6147726.jpg)
Slope Curved 2 x 1 No Studs [1/2 Bow]11477 · ×8 · Bright Light Yellow -
Slope Curved 2 x 2 x 2/315068 · ×8 · Lime -
Slope Curved 2 x 2 x 2/315068 · ×8 · Medium Azure -
Tile 1 x 1 with Groove3070b · ×8 · Reddish Brown -
Tile 1 x 1 with Groove3070b · ×4 · Lime -
Tile 1 x 2 with Groove3069b · ×1 · Tan -
Tile 1 x 363864 · ×2 · Lime -
Tile 1 x 6 with Groove6636 · ×2 · Dark Pink -
Tile 2 x 2 with Groove3068b · ×2 · Dark Bluish Gray -
Tile 2 x 2 with Groove3068b · ×2 · Lime -
Tile 2 x 669729 · ×1 · Dark Bluish Gray -
Tile Round 1 x 1 Half Circle24246 · ×18 · Reddish Brown -
Tile Round 1 x 1 with Hollow Bar20482 · ×10 · White -
Tile Round 1 x 2 Half Circle1748 · ×28 · Dark Pink -
Wave / Flame Small with Pin37775 · ×10 · Trans-Orange