
As a comic premise, this may sound somewhat less than uproarious something similar afflicted the tormented hero of ''Memento.'' But the makers of ''50 First Dates,'' like the Farrelly brothers at their best, have an ability to combine mockery with sympathy that disarms any impulse to take offense. A year earlier, she suffered an injury to her temporal lobe in a car accident. Barrymore plays Lucy, whom Henry encounters one morning at a diner. But the occasional bouts of scatology and crude sexual humor function, if you'll permit the oxymoron, as vulgar grace notes, decorating a surprisingly graceful and, in the end, impressively daring romantic comedy. Of course, some bits of puerile humor remain we're talking about Adam Sandler, remember, not Eric Rohmer. Barrymore shows up, the forces of coarseness and idiocy surrender before her bright, soft smile and sly good humor - a rout symbolically enacted a bit later, when she takes after Mr. Luckily, the subject of this film, directed by Peter Segal from a script by George Wing, is short-term amnesia, which should help you forget its first abysmal minutes. Sandler's fellow ''Saturday Night Live'' alumnus Rob Schneider, who plays a goofy Hawaiian stoner named Ula.

Sandler), we are treated to a joke involving bruised testicles, a gag in which a walrus vomits all over Henry's sexually ambiguous Russian assistant. First, a montage of anonymous women appears on screen to marvel at the sexual prowess of one Henry Roth, who is not the legendary author of ''Call It Sleep'' but rather a Maui veterinarian with a special interest in marine mammals and, off the job, in short-term romances with vacationing mainlanders.

Sandler's infantile exercises in id gratification. It starts out looking very much like another of Mr.

This review is not going where you think it's going, because neither, thank goodness, is the movie. The new Adam Sandler movie ''50 First Dates,'' a philosophical brain-damage romantic comedy that also stars Drew Barrymore - but wait.
