Lilliana is the name of Gheorghe Muresan's wife. The character's name was originally "Angelica" but they changed it to accommodate Gheorghe, who said when he talks of love he thinks of his wife.
After Max gets the role opposite Steven Seagal in Vegas, the assistant provides forms for Sam to fill out including W-2s. It should be W-4, Employer's Withholding Allowance Certificate, not W-2, which is the annual employee's wage and tax statement issued after year-end used for filing the employee's tax returns.
When Sam and Max are at the bus station to get tickets to Las Vegas and argue over where to go, they leave the ticket office to make a call but never buy the ticket. In the next scene they are on the bus.