Diane Felsenthal, age 78, of Scottsdale, AZ, formerly of Chicago, IL, passed away on February 22, 2022, surrounded by her loving family. Diane is survived by her husband of 56 years, Lyle Felsenthal; two daughters Ellen Felsenthal and Robin (Brett) Miller; the loves of her life, grandchildren Nathan and Jenna Miller; twin sister Donna (Steven) Isenberg; sister Sue (David) Dodge; and many nieces, nephews, grand nieces and nephews. She was preceded in death by her sister Gloria (Joseph) Hirschbein and parents Jay and Bernard Skidell. Diane was born in Chicago on June 8, 1943 and graduated from South Shore High School. Diane and Lyle attended hundreds of rock and country concerts, and were also avid Chicago Bears fans. Diane enjoyed life to its fullest and had many friends who were very important to her. Service will take place in the chapel of Westlawn Cemetery and will be livestreamed, recorded, and accessed through the Westlawn Cemetery website, tap the Lakeshore Jewish Funerals tab, then, Watch A Service link starting Friday, February 25, 2022 at 2pm. Contributions may be made to the Cancer Wellness Center, www.cancerwellness.org. Arrangements entrusted to Lakeshore Jewish Funerals, 773-625-8621