Now I see...
The Shuttle from Sentosa is to let ppl to meet the Clipper Race,
the 10 boats crew members at Keppel Bay... So gotta pay $2 to enter
Sentosa 1st...
Then there is a what Village, dunno... 
Otherwise you just stand near SPI Bldg
...
To think that place was Keppel Shipyard 20 years back