In In re Estate of Boylan, a father died in 2006 and named his son Cooper as executor. No. 02-14-00170-CV, 2015 Tex. App. LEXIS 1427 (Tex. App.—Fort Worth February 12, 2015, no pet. hist.). His other son Lonnie opposed an application to probate the father’s will due to alleged testamentary incapacity. The will had