# Construction toy LEGO Friends 42666 Cat Birthday Party Tree House playset, 321 pcs, 6+ yrs, 180×160×100 mm

**URL:** https://aio.lv/en/product--lego-42666--11451984
**Data updated:** 2026-02-19 13:17 (EET)
**Category:** Bricks & Blocks
**Manufacturer:** LEGO
**Manufacturer code:** 42666
**EAN:** 5702017783758
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 25.99 €
**Prices and availability valid until:** 2026-07-21 23:59
**Price without VAT (21%):** 21.48 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lego-42666--11451984

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.89 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

LEGO Friends 42666 Cat Birthday Party Tree House is a 321-piece construction playset for ages 6+. It includes 2 minifigures and builds a tree house scene (height 180 mm, width 160 mm, depth 100 mm). Comes with an instruction sheet. Ideal for imaginative play, role‑playing birthday scenes and collecting Friends sets; compact and portable for display or play.

## Long description

LEGO Friends 42666 Cat Birthday Party Tree House is a 321-piece construction playset designed for children aged 6 and older. The set builds a compact tree house scene measuring approximately 180×160×100 mm and includes two minifigures, accessories and an instruction sheet. The model recreates a birthday party atmosphere with themed elements and small details suitable for imaginative role play and display.
Advantages
The set offers a complete small-scale play environment that is easy to assemble and transport. With 321 pieces, it balances building challenge and accessibility for the recommended age group. The compact dimensions make the finished model suitable for tabletop play or shelf display, while the included instruction sheet supports independent building. The Friends theme provides recognizable characters and accessories that integrate well with other sets.
Suitable for
Imaginative play and role‑playing birthday scenes
Collecting and expanding LEGO Friends displays
Compact playsets for travel or small play spaces
Developing fine motor skills and following building instructions
Key specifications
Piece count: 321 elements
Recommended age: 6+ years
Includes: 2 minifigures and themed accessories
Finished model size: height 180 mm • width 160 mm • depth 100 mm
Instruction sheet included for step‑by‑step assembly
How to use
Follow the printed instruction sheet to assemble the tree house step by step. Sort pieces by color and type to simplify building, then connect subassemblies as shown. After construction, place the minifigures and accessories to stage birthday scenes or combine the model with other LEGO Friends sets. Use the finished model for hands‑on play or as a display piece.
Usage recommendations
Adult supervision is advised for children under 10 when using small parts. Keep the instruction sheet and packaging as they contain useful assembly and safety information. Store loose pieces in a sealed container when not in use to prevent loss.

## FAQ

### How much does the LEGO Friends 42666 Cat Birthday Party Tree House playset cost, and is it available for purchase?

The price is 25.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 72 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 09.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All LEGO products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized LEGO service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/11451984/66089124_large.webp