Players at Omni will receive 10 free spins (30 for VIPs!) on the Slot of the Week. Each week a new slot is chosen, so it forces players to mix it up. The slot of the week is currently '2 Million B.C.'. It will change to 'Dr. Jekyll & Mr. Hyde' on the 20th. You can check the Promotions Calendar for a full schedule.
In order to claim the spins, a player will have had to have made a deposit in the past 7 days. There are regular deposit bonuses for Omni Slots, so it's a good idea to keep your account active if you play there.
Get start with Omni Slots [read review] today and enjoy your free spins on the slot of the week!