It is so hard
you have to go onto the umbrella and bounce on them and them jump on the sticking out edges then you will see a hole on the left
you have to go to the right of the raft and push it to the left door
to get to the boiler room you must first rescue the passenger and the announcer girl from the ballroom then go to the hallway then you have to go up to the air vent
Thats the end of SOS Island
jump on the life saver grab on the rope and jump in the opening.
go to different roms
There are several "girl" characters on Poptropica, so you would have to specify an island. (see the related questions)
the girl on the corner
The girl is the tourist she is on the chandelier get the bottle that is shining. Use it to shoot the two cracked windows then push her to the door.
fingerprint
From the girl inside bobo's clown store in counterfeit island :)
you save the chef from having sex an dying