The concept of something existing beyond the flow of time, or retaining it's status for an infinate period of time. On a unversal scale very few concepts, if any, are truely forever. Proponents of a closed universe believe that even time itself will have an end.
Forever may also refer to:
In music:

Baf's Guide to the IF Archive: A Night at the Museum Forever - Capsule review by Carl Muckenhoupt, game information, and downloads.
IF-Criticism: A Night at the Museum Forever - Ninety percent of the game seemed to consist of tramping back and forth along the corridor in the different time zones, and the remaining ten percent was somewhat dull. Review by Gareth Rees.