Jennifer Grey makes a pink carpet appearance at the Dirty Dancing 25th anniversary in Hollywood; Alanis Morissette is honored for her achievements in music at the Guitar Center RockWalk; members of iconic band rock band KISS celebrate their new tome Monsterbook at Hollywood's infamous Viper Room—get the details on Tuesday's big events in L.A. in today's installment of Last Night's Parties.

Alicia Silverstone, Alanis Morissette [via], Gene Simmons, Eric Singer, Paul Stanley, Tommy Thayer [via]