Question

attach oneself to something
1. Lit. to connect or secure oneself to something.
  During the storm, Tony attached himself to the helm and proceeded to steer the boat.
  The caterpillar attached itself to a branch and began to spin its cocoon.
2. Fig. to choose to associate with a particular thing, group, or organization.
  Ron attached himself to a volleyball team that practices at the school.
  The manager attached himself to the luncheon club and became a regular fixture there.