As a movie about getting older and still having to cater to younger demographics, the Kevin Hart comedy “72 Hours” has a meta synergy to it.

As a movie about getting older and still having to cater to younger demographics, the Kevin Hart comedy “72 Hours” has a meta synergy to it.

The overexposed actor falls flat in another disappointing vehicle that fails to make the most of its neat bachelor-party-with-a-twist concept