It's called "Middle Age Crazy" with Bruce Dern and Ann-Margaret.

http://www.imdb.com/title/tt0081157/

I admit I saw this in the theater over 30 years ago.

...All the Marbles (1981)
A New Leaf (1972)
A Swingin' Summer (1967)
Almost Summer (1978)
Americathon (1979)
At Long Last Love (1975)
Beach House (1982)
Beer (1985)
Best Legs in the 8th Grade (1984 )
Beyond The Poseidon Adventure (1979)
Bobbie Jo And The Outlaw (1976)
Breaking All The Rules (1985)
Catch Us If You Can (1965)
Chapter Two (1979)
Chattanooga Choo Choo (1983)
Cheaper To Keep Her (1977)
Chuck Norris Interview (1983)
City Beneath the Sea (1971]
Class Of 43' (1973)
Club Med (1986)
Coast To Coast (1980)
Comin At Ya 3D (1982)
Compromising Positions (1985)
Cool As Ice (1991)
Coupe De Ville (1990)
Cracking Up (1983)
Crispin Glover Back To The Future Screen Test
Damnation Alley (1977)
Die Laughing (1980)
Disk-O-Tek Holiday (1964)
Drive In (1981)
Eddie Macon's Run (1983)
Electric Dreams (1984)
Endless Love (1981)
Expresso Bongo (1959)
Fast Break (1979)
Ferry Cross The Mersey (1965)
Finders Keepers (1984)
Fire With Fire (1986)
Fire! (1977)
Fire Sale (1977)
First Born (1984)
First Family (1980)
FM (1978)
Get Crazy (1983)
Get To Know Your Rabbit (1972)
Get Yourself A College Girl (1964)
Go Johnny Go! (1959)
Goldengirl (1979)
Hamburger The Motion Picture (1986)
Hangar 18 (1980)
Hardly Working (1980)
Heartbeeps (1981)
Hold On! (1966)
Homework (1982)
Hot Dog The Movie (1984)
Hot Stuff (1979)
Hotel (1967)
Housekeeping (1984)
I Ought To Be In Pictures (1982)
Improper Channels (1981)
In The Mood (1987)
Inside Out (1975)
It Happened One Christmas (1977)
It's A Bikini World (1967)
It's My Turn (1979)
Just Between Friends (1986)
Just You And Me Kid (1979)
Killer Fish (1979)
Let The Good Times Roll (1973)
Listen To Me (1989)
Little Darlings (1980)
Looking For Mr Goodbar (1977)
Loose Shoes (1980)
Lost And Found (1979)
Made In Heaven (1987)
Me And Him (1988)
Men Don't Leave (1990)
Mischief (1985)
Modern Girls (1986)
Moment by Moment (1979)
Movie Movie (1978)
Mr Billion (1977)
Mrs. Brown, You've Got a Lovely Daughter (1968)
My Demon Lover (1987)
Night That Panicked America (1975)
Nothing Lasts Forever (1982)
Off Beat (1986)
Off The Wall (1983)
Oh What A Night (1992)
Old Boyfriends (1979)
One Trick Pony (1980)
Only When I Laugh (1981)
Out Cold (1989)
Out Of Bounds (1986)
Out of Sight [1966]
Pandemonium (1982)
Paper Lion (1968)
Pirates (1986)
Return Of The Worlds Greatest Detective (1978)
Rockula (1990)
Rough Cut (1980)
Run (1991)
Scavenger Hunt (1981)
Second Sight (1989)
Sideout (1990)
Simon (1980)
Six Weeks (1982)
Skatetown USA (1979)
Slapstick Of Another Kind (1983)
So Fine (1981)
Space Rage (1985)
Special Bulletin [1983]
Sphinx (1981)
SST Disaster In The Sky (1979)
Still Of The Night (1982)
Summer Holiday (1963)
Sunburn (1979)
Tattoo (1981)
Telefon (1977)
That'll Be The Day [1973]
The Baltimore Bullit (1980)
The Bitch (1979)
The Black Bird (1975)
The Brink's Job (1978)
The Cool Ones (1967)
The Fortune (1975)
The Girl The Gold Watch And Everything (1980)
The Gong Show Movie (1980 )
The Heartbreak Kid (1972)
The Jerky Boys (1994)
The Last Married Couple in America (1980)
The Lonely Lady (1983)
The Love-Ins (1967)
The Maltese Bippy (1968)
The Man Who Wasn't There (1983)
The Night The Lights Went Out In Georgia (1981)
The Phantom Tollbooth (1970)
The Pirate Movie (1982)
The Promise (1979)
The Ratings Game (1984)
The Reincarnation of Peter Proud (1975)
The Seduction of Joe Tynan (1979)
The Thief Who Came To Dinner (1973)
The Toughest Man In The World (1984)
The War Between Men And Women (1972)
The Wild Life (1984)
There Goes The Neighborhood (1992)
Three For The Road (1987)
Timestalkers (1987)
Timewarp (1981)
Tomboy (1985)
Touch and Go [1986]
Trenchcoat (1983)
Twist All Night (1961)
Treasure of the Four Crowns 3D (1983)
Under The Rainbow (1981)
Underwater City (1961)
Up The Creek (1984)
Utilities (1981)
Voices (1979)
Water - The Movie (1985)
Where Have All The People Gone (1974)
Where The Boys Are (1960)
Where the Boys Are 84' (1984)
Who Is Killing The Great Chefs Of Europe? (1978)
World War 3 (1983)
Yes, Giorgio (1982)
Zuma Beach (1978)