Beverly Hills, 90210 (1990)

S1E32 Parents Anonymous

After a mission, McHale and the crew discover a young Asian orphan girl has made their island her home. They choose to take her in, going to great lengths to create a joyful environment for her while keeping her presence a secret from Binghamton. However, Binghamton starts to grow wary as he notices the crew’s strange antics and behavior.