Ceremony 
To dream that you are attending a ceremony implies that you have given up much time and energy in order to achieve your goals. You have an important decision to make regarding obligations and duties in your life. You must ensure that you are prepared to dedicate yourself to a certain task, issue, or relationship. You need to sit back and reflect on your life and decide if a transformation is required.
Olympics
To dream of the Olympics shows that you are viewing an aspect of your waking life as a competition. Your whole life may be influenced by an underlying urge to make everything you attempt a competition.
Your unconscious may be telling you that it is time to relieve yourself of this emotional attachment to competition, as this isn't making you very happy.
Bar Mitzvah
To dream about a bar mitzvah represents the move from youth into maturity. It is indicative of your role in life, your beliefs about right and wrong, and your expectations.
Anniversary
To dream of an anniversary can symbolize various things depending on the type of anniversary and the context of the dream. Dreaming of a wedding or relationship anniversary is representative of love, commitment and fidelity.
Forgetting your anniversary in your dream indicates that you are
experiencing anxiety within your relationship or that there is currently animosity between yourself and your significant other.
A birthday symbolizes the passage of time as well as achievement and hope for the future, while the anniversary of a death symbolizes remembrance, commemoration and respect.
Wedding Cake
A wedding cake in a dream symbolizes hope and confidence in the future. To eat wedding cake in a dream symbolizes sexuality and marital harmony.
Wedding Ring
A wedding ring in a dream is a metaphor for a long lasting personal relationship.
To lose a wedding ring in a dream indicates that you may be having problems in your personal life or have some anxiety over your relationship's future.
To be single and find a wedding ring in a dream indicates that you feel prepared to take your relationship to a higher level of commitment.
Wedding Dress
To dream of a wedding dress foreshadows new and exciting experiences. You may meet people who you will grow to cherish as valued friends.
A dirty wedding dress indicates an argument with a close friend and possible loss of that friendship.
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