Can I bring my own birthday cake to SEA LIFE California? You may bring your own cake providing it is commercially sealed and nut free. Please list any allergy or special diet concerns at the time of booking. Was this article helpful? Related articles What is included in the Express Birthday Party Package? Do you offer Birthday Parties? Can I bring my own food and drink into the attraction? What are the Terms & Conditions for the free admission to LEGOLAND on your Birthday in 2019? Does LEGOLAND California offer a fast pass for the park?