Wow! What a wonderful celebration filled with love and happiness. Happiest 18th birthday to your sister! Her and his boyfriend looks compatible with each other. I remember my 18th birthday, we don't have enough or extra money to buy even a cake for my birthday since life was too hard that time. I just went to church and pray for God's guidance and protection. And now that I am an adult already and has a job, I can now celebrate my birthday with lots of food in the table together with my family and friends. I also missed my grandmother because she already passed away last pandemic in 2020. She is my main supporter in everything. Wishing you more happy celebration with your family.