Kyle falls into an ice hole and when Stan comes to rescue him, they find a frozen man embedded in the ice. The boys pull the ice man out, Mephesto takes the ice man back to his laboratory to thaw him out. He discovers that the ice man has been frozen since 1996. The government wants to get him for their own experiments, but Stan and Kyle free him, so the government hires Steve Irwin (from "Crocodile Hunter") to track him down.

As Valentine's Day approaches, Rory and Logan invite Lorelai and Luke to spend a weekend with them at Logan's family's house on Martha's Vineyard. Lorelai is upset by Luke's unfriendly attitude toward Logan. Luke's attitude changes when he realizes he forgot to buy Lorelai a Valentine gift, and Logan saves the day. When Lorelai finally confesses to Luke that she is worried the wedding will never take place, he reassures her that they will get married soon. The weekend ends in an ugly scene when Logan's father, Mitchum Huntzberger arrives.

The fourth grade girls have compiled a secret list that rates all the boys from the cutest to the ugliest. But when the boys steal the list, the results are not what they expected… The boys are about to find out just how manipulative and crazy little girls can be.

Veronica's year-long investigation of Lilly Kane's murder comes to a shocking conclusion as new evidence leaves no doubt in her mind as to who her killer is. But her discovery leads her into more danger than she's ever faced before. Meanwhile, Keith asks Veronica to sign a waiver releasing her from the Kane fortune as the question of Veronica's paternity is finally answered.

After twenty-two-month-old Tommy Graser finds a severed finger and gives it to a policeman, Monk walks through the park with Tommy trying to retrace the child's steps. He finds no body or other incriminating evidence, but he does discover a surprising affection for the placid and intelligent toddler, who constantly repeats Monk's name and quietly submits to having his hands wiped when he touches "nature." A lab technician identifies the finger as that of a twenty-five-year-old man, and Monk deduces from a callus that the young man played the violin. After visiting the home of Daniel Carlyle, a musician who ...

Nancy must face the music when the DEA calls her in for questioning.