When my first-grader was looking at scouting, Pack 1280 didn't have anything functioning at the local elementary school. So we and a few other intrepid Tigers signed-up, and attended another Pack's meetings, although we wore 1280 uniforms. Didn't really meet as a den, I didn't know very much on what to do, and just participated in the monthly meetings and occasional outings.
Last year, my Wolf's little brother became a Tiger, and a Tiger Den formed. I started leading a Wolf Den (as Pack 1280), still met with the other Pack, and wonder of wonders, the Tiger den found a leader, and they met