The competition is now closed.

The winners will be announced on Cyw on 19 June. Good luck!

1. The competition is open to all except for S4C staff, Boom Cymru TV Cyf. (the Company) staff, their immediate families and companies directly involved with this competition.

2. Entrants must be under 16 years old to enter this competition.

3. Entrants must send a picture of their birthday card for Sali Mali ti cyw@s4c.cymru or send to FREEPOST CYW

4. Three winners will be chosen from those entries received before the closing date

5. No entries received after the closing time will be included in the competition.

6. Winners will be announced on Cyw on June 19 2019. Prizes will be sent to the winners.

7. The competition will close at midday on June 7th

8. The company and S4C's decision is final.

9. No responsibility is taken for entries that fail to arrive.

10. By contacting to compete in the competition, you agree to abide by these rules.

11 These terms and conditions apply in accordance with the law of England and Wales.

12. If you have any questions about this competition, contact Branwen Gwyn at Boom Cymru on 029 20 550 550 or the S4C Viewers hotline on 0370 600 4141.