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Big Brother Announcement Shirt | I Have a Secret Toddler T-shirt | Pregnancy Reveal Outfit | Sibling Announcement Shirt, I have a secret

Big Brother Announcement Shirt | I Have a Secret Toddler T-shirt | Pregnancy Reveal Outfit | Sibling Announcement Shirt, I have a secret

Regular price £10.99 GBP
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Make your pregnancy announcement extra special with our Personalised "I Have a Secret" Big Brother Announcement Outfit from Spotted Lizard Prints. Lovingly hand printed to order, this adorable sibling announcement t-shirt or sweatshirt is the perfect way to let your little one share the exciting news that they're going to be a big brother.

The front of the outfit features the playful message "I Have a Secret", while the back reveals the exciting surprise: "I'm Going to Be a Big Brother." It's the perfect outfit for creating unforgettable pregnancy announcements, family reveals, social media photos, and treasured keepsake memories.

Whether you choose a soft t-shirt or a cosy sweatshirt, this personalised outfit is a wonderful way to celebrate your growing family.

The Perfect Pregnancy Announcement

This personalised Big Brother outfit is ideal for:

  • Pregnancy announcements
  • Big brother reveal photos
  • Family surprise reveals
  • Baby announcement photoshoots
  • Social media pregnancy reveals
  • Baby shower surprises
  • Matching sibling outfits
  • Family milestone celebrations
  • Keepsake gifts for future big brothers

A fun and memorable way to involve your little one in your exciting news.

Why You'll Love This Outfit

  • "I Have a Secret" front design with surprise reveal on the back
  • Perfect for pregnancy and sibling announcements
  • Soft, comfortable fabric for everyday wear
  • Hand printed to order in the UK 🇬🇧
  • Premium matte finish
  • Long-lasting print that won't peel, crack, or fade
  • A keepsake your family will treasure forever

Designed to create beautiful photographs and lasting memories.

Choose Your Style

Personalised T-Shirt

Our premium t-shirts are lightweight, breathable, and perfect for everyday comfort.

Sizes 6–12 Months, 1–2, 2–3 & 4–5 Years

  • 65% Polyester / 35% Cotton
  • Approx. 165gsm

Sizes 5–6, 7–8, 9–10 & 11–12 Years

  • 100% Polyester

Personalised Sweatshirt

Perfect for cooler weather or cosy family announcement photos.

  • White fleece crew neck sweatshirt
  • Heavyweight 260–270gsm (approx.)
  • 100% Polyester
  • Twin needle stitching
  • Fine knit ribbed cuffs and hem
  • Premium matte finish

Premium Quality Print

Our professional sublimation printing process permanently infuses the design into the fibres of the fabric, creating a smooth, seamless finish that won't peel, crack, or fade.

The vibrant print is designed to stay bright wash after wash, making this outfit a lasting keepsake of your pregnancy announcement.

Care Instructions

To keep your personalised outfit looking its best:

  • Wash at 30°C
  • Wash inside out
  • Do not bleach
  • Do not tumble dry
  • Iron inside out up to 150°C
  • Do not dry clean

Handmade by Spotted Lizard Prints

Every personalised Big Brother Announcement T-Shirt and Sweatshirt is individually hand printed to order in our Stafford workshop using premium materials and professional printing techniques. We pride ourselves on creating high-quality personalised gifts that help families celebrate life's biggest milestones with care and attention to detail.

A Keepsake to Treasure Forever

More than just clothing, this personalised "I Have a Secret" Big Brother Outfit captures one of the most exciting moments in your family's journey. Whether worn for your pregnancy reveal, treasured in family photographs, or carefully stored as a keepsake, it's a wonderful reminder of the day your little boy became a proud future big brother.


Note: On some products, the display image is an A.I and Colours may vary slightly. Due to the way different materials react to heat and lighting, colours may vary slightly. Checkout our blog for regular updates.

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Most asked questions

What occasions are personalised gifts suitable for?


Our personalised gifts are perfect for every special occasion, including birthdays, new baby celebrations, christenings, weddings, anniversaries, Mother's Day, Father's Day, Christmas, Valentine's Day, teacher thank-you gifts, nursery graduation, and first day of school celebrations. A personalised gift adds a thoughtful touch that creates a lasting keepsake, making every milestone even more memorable.

Why choose a personalised gift instead of a standard gift?


A personalised gift is unique because it is created especially for the recipient. Adding a name or special message transforms an everyday item into a treasured keepsake that can be enjoyed for years. Whether it's a personalised water bottle, cushion, soft toy, Santa sack, or memory board, personalised gifts show extra thought and are ideal for creating meaningful memories.

What are your most popular personalised gifts?


Some of our most popular products include personalised water bottles, school essentials, Santa sacks, first day of school boards, baby keepsakes, soft toys, wedding gifts, and personalised cushions. We regularly introduce new designs and seasonal collections, ensuring there's something special for every age, occasion, and celebration throughout the year.

Why buy personalised gifts from Spotted Lizard Prints?


At Spotted Lizard Prints, we specialise in creating high-quality personalised gifts designed and printed with care in the UK. As a family-run business, we're passionate about producing unique gifts that help celebrate life's biggest moments. From birthdays and weddings to Christmas and back-to-school milestones, our growing collection combines quality, creativity, and thoughtful design to create keepsakes that families can treasure for years to come.