If your intent was strictly astronomical, "2007" followed by a letter-number combination (e.g., 2007 VK184 or 2007 TU24) identifies a discovered in that year. These are tracked by the Minor Planet Center to assess potential Earth impact risks.
Technically, you can try. But the old LK21 empire is a ghost town. Most links are dead, and the few that work are dangerous. Instead, use the term as a starting point. Figure out which Normal you actually want. Then, pursue a legal source or a library request.
One possible interpretation is that LK21 represented a new normal in the sense that it reflected a changing social and cultural landscape. With the rise of social media and online platforms, people were increasingly comfortable sharing and accessing content online, often without regard for traditional norms and laws.
(2007) is a Canadian drama directed by Carl Bessai that explores the lives of several individuals whose lives were irrevocably changed by a single fatal car accident. The film is often categorized as a "multi-story" or "daisy-chain" drama similar to Crash or Magnolia . Movie Overview
Why does the keyword specifically include ? Because the film Normal was released that year, but also because 2007 was a pivotal moment for digital media.