Michelle McNamara, wife of comedian Patton Oswalt, dies at 46

The reason for her death is not yet known but Kevin said, “(It) was a complete shock to her family and friends, who loved her dearly.”

Stars have taken to social media to share the condolences and pay tribute to Michelle, who leaves behind the couple’s seven-year-old daughter Alice, and her family.

“Arrested Development” star Will Arnett expressed his deep sadness for Oswalt, and wrote on Twitter, “My heart goes out to @pattonoswalt and his family. We love you man”

My heart goes out to @pattonoswalt
and his family.
We love you man

— Will Arnett™ (@arnettwill) April 23, 2016

And fellow comedian John Mulaney penned, “Everything Michelle McNamara wrote @TrueCrimeDiary was excellent & thoughtful. She was an excellent & thoughtful person.”