<Li> Gayle ( voiced by Megan Mullally ) -- Linda 's neurotic artist sister , the aunt of Tina , Gene and Louise and the sister - in - law of Bob . Bob dislikes her , much to Linda 's consternation . She is desperately lonely and once fell in love with Bob because , Linda explains , she always wants what Linda has . However , men often take an interest in her , including Dr. Yap , Mort , Mr. Frond and Mr. Fischoeder . She loves cats and may suffer from some form of factitious disorder , as she often fakes injuries . </Li>
<Li> Gayle ( voiced by Megan Mullally ) -- Linda 's neurotic artist sister , the aunt of Tina , Gene and Louise and the sister - in - law of Bob . Bob dislikes her , much to Linda 's consternation . She is desperately lonely and once fell in love with Bob because , Linda explains , she always wants what Linda has . However , men often take an interest in her , including Dr. Yap , Mort , Mr. Frond and Mr. Fischoeder . She loves cats and may suffer from some form of factitious disorder , as she often fakes injuries . </Li>
who voices linda 's sister in bob 's burgers
who voices linda 's sister in bob 's burgers
Megan Mullally
Megan Mullally