In GTA 4 for GTA San Andreas

Using your phone

If you start shooting at you, then the strippers aggro security guards. Shoot inside is prohibited. And anyway, if you try to take something to the camera, in the Club starts to panic.

The PC version of the game get the phone yourself, press "up" (the default) for the second time, after it got a mobile phone.

In GTA 4 you can call the service:
Bean Machine Coffee-555-0110

Emergency Services-911
Rescue service

Express Car Service Roman Bellic "Enterprises"-555-2222, 555-3333

Fire Proof Doors-555-5700
Firefighters

LCPD Recruitment-555
Police

Liberty Construction-555-1274-73

No Problemo Bail Bonds-555-945-733-92

The Serrated Edge (CNT Show)-1-800-555-5555

Storage-555-221-3877

Superb Deli-555-4674

Used Auto Part-555-7300

Vinewood Laundromat: 555-5123

Zit-555-0100-948

You can contact people:
The Romans Cell Number-718-926-7215

Also, you can call the whose name is to pronounce, and ask him to ...
Not afraid of the temptation? Then call, try.