Mark-Paul Gosselaar -- the guy who played Zack Morris on "Saved by the Bell" -- has officially filed for divorce from his wife of 13 years, Lisa Ann Russell.
According to documents filed in L.A. County Superior Court, and obtained by TMZ, 36-year-old Gosselaar filed for dissolution of marriage on June 18.
Mark and Lisa have two children together.
Zack Morris' Marriage
Comes to Screeching Halt
6/25/2010 7:00 PM PDT BY TMZ STAFF
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