Tango 
To dance the tango in a dream is to entertain an idea. The tango may also represent romance and intensity. Whether your dancing partner in the dream represents a person in your life or a business idea pursuit of this partner is likely to bring great drama and passion.
Ballet
To dream about a ballet represents poise, teamwork and rapport.
To dream about wearing ballet slippers shows your understanding of harmony and dignity. You are obviously self-assured and well-liked.
Collar
To dream of collars indicates that you feel restricted and unable to express yourself properly. Perhaps some issue at work or at home is causing you to feel pressured and suffocated.
Acrobat
To dream of witnessing acrobats can relate to trepidation about what others may do to prevent you from reaching your goals. If you're performing as an acrobat in your dream, your rivals' schemes will bear down upon you.
Cabaret
To dream of a cabaret is suggesting a need to 'lighten up' regarding another's choices. Dreaming of performing in a cabaret can indicate a desire to let your hair down and express yourself more radically. A feeling of distaste whilst dreaming of watching a cabaret shows a mismatch in the values between yourself and another. A cabaret in your dream may also expose a need for attention and acceptance from someone close to you.
Caroling
To dream that you are out caroling suggests desire for the company of like-minded people and the excitement of festivity. To dream that carolers are singing outside your door implies that you may be the type of person that has the fortitude to bring joy into your life even when times are not so great. Alternatively there is a simple message of reverence, gratitude and deepening spirituality.
Aerobics
Dreaming of aerobics, whether you are either actively participating or observing, symbolizes a need for greater flexibility in your waking life. You may not want to be restricted or limited in your actions.
It could also indicate a desire for greater physical involvement in a project.
Charleston
To dream that you are dancing the Charleston represents the certainty that you will achieve your goals and desires. This reward will be considerably huge.
Ballet Shoes
Seeing a pair of ballet shoes in your dream indicates your life is off balance or your love for artistic performance. If you're a ballet dancer, your subconscious mind is focused with passion on improving your artistry. Otherwise, dreaming of ballet shoes means you should find a better balance in your waking life.
Ballroom Dancing
Dreaming that you are on the floor, dancing in Ballroom style indicates a deep inner grace and sends the message to trust yourself more. Your life is unfolding as it should and any changes that you desire to make will potentially go well at this time. Having faith in yourself is sometimes the hardest task of all but a dream of ballroom dancing signifies that you have every reason to, as you are naturally moving with the flow. To dream that you are clumsy on the floor indicates that you may be feeling over anxious about your next move and need to relax and let yourself take the next step despite your fear.