Wendell Robertson is a quadriplegic man with ALS. He is married to Denise Robertson, who is the sister of Bonnie Swanson. For some reason, he and Bonnie's husband, Joe Swanson seem to have a bitter rivalry with each other. Wendell first appeared in "Shanksgiving", when he and his wife visited Bonnie and Joe for Thanksgiving and he got into some drama with Joe.
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