Looking for a hilarious birthday card for twins? This funny and rude twins birthday card is sure to get a laugh! Featuring a cheeky illustration and the phrase "Twins are like sweaty balls – they stick together!", this sweary card is perfect for twin brothers, twin sisters, or anyone who appreciates a bit of naughty humour on their special day.
 
Ideal for twins with a great sense of humour, this bold and cheeky card is blank inside, ready for your own funny message.