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  • Birthday Card

Bad Influence Checkerboard Birthday Card

Sister Paper Co.


A luxury arch-shaped birthday card from Sister Paper Co., creators of playfully illustrated paper goods. Send greetings with wholesome and heartwarming illustrations. Celebrate your sidekick’s best traits with this jokey card. Featuring the text ‘Happy birthday to my best bad influence’ with a stylish checkerboard pattern.


  • Pastel lilac envelope

  • Blank inside

  • 350gsm FSC-certified paper from sustainable sources

  • Illustrated in London 

  • Made in the UK

  • 100% recyclable with plastic-free packaging


Size: 105(W) x 150(H) mm

Delivery & Returns

Standard UK shipping is free when you spend £40.

We charge £3.85 for orders below the £40 threshold.

Parcels are shipped with Royal Mail using a 48 hour fully tracked service. Items typically arrive within two working days after dispatch.

Express shipping to UK mainland is available and charged at £7. We ship express parcels with DPD using a next day service. Place your order by 12pm for same day dispatch.

Please note that international orders may incur customs charges.

Please read our shipping page carefully before placing an order.

Find out about our returns policy here

Gift Wrapping

Have your items arrive gift-ready by selecting our wrapping service at checkout.
Find out more here.