Alias to The Bold and the Beautiful

Charlie from Lost was in a band named Driveshaft. Alias? Sydney threw a party and the music playing at the party was Driveshaft song. Additionally Alias also mentions Oceanic Airlines and so it has crossed with both Lost directly and also all the shows which mention Oceanic.

The airplane that crashed and strand the cast of Lost was Oceanic Airlines Flight 815 also featured on Diagnosis Murder.

Diagnosis Murder's Dr Mark Sloan was defended by Matlock when Sloan was accused of murder

Both have characters that have flown on the fictional Trans Global Airlines

The Young and the Restless and The Bold and the Beautiful crossed over multiple times.