| Answer | Crossword Clue |
|---|---|
| SSTS | Fleet fleet, once, in brief |
| SSTS | Fleet fleet, once |
| SST | European streaker, once, in brief |
| SST | Jet that once made a boom, in brief |
| time | in a very brief time; almost at once |
| SNL | Show for which Conan O'Brien once wrote, in brief |
