Studies suggest that characteristics of the environment are encoded as part of the memory trace, and can be used to enhance retrieval of the other information in the trace. In other words, you can recall more when the environments are similar in both the learning (encoding) and recall phases.
Crunk juice is a cocktail combining an energy drink and alcohol. The energy drink is usually Red Bull, and the alcohol is usually Hennessy brand cognac, but there are variations on this.
Like black cherry juice, tart cherry juice (from the Prunus cerasus cherry) is rich in anthocyanins. Some research suggests that it may offer certain health benefits, and there has been more research on tart cherry juice than black cherry juice.