R5-B9, was Gam's 1st astromech droid.
Personality
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R5, was a friendly droid, but often malfuncioned. Because of this problem, he sometimes lost his memory. Later on, Nekk Skywalker fixed this problem, and R5, became an R5-R9 Hybrid.
Death
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R5, was ripped out of Gam's starfighter above Kamino.