In the raucous and woefully wretched **Dirty Grandpa** director Dan Mazer's lazy and lethargic laugher gives a whole new meaning to the term "gag comedy" with the emphasis on the word gag. One might want to upchuck at this mindless ragtag romp that desperately tries too hard to reel in the obnoxious chuckles. Undoubtedly toothless, unimaginative, and aimlessly insipid the degenerative **Dirty Grandpa** has all the…

> The usual, nothing innovative about it! Everything I wrote was just my personal opinion, definitely not intended to offend anybody. This should have been one of the best comedies of the year, but now it belongs to one of the worst. I recommend 'Grandma' instead this which I felt a much better comedy. At this age, Robert De Niro was unbelievably awesome, though his character needed a good support from another…