Saw this on TV tonight, but it says that it started June 4th.

On the Tenplay website is a competition that anyone can enter if they register with their site, that is note as a Transformers competition, but nothing in the entry or the prize is Transformers themed.

Details...

Start - June 4th
End - June 18th (23.59pm)

Cost/purchase requirements - Free, but need to register as a member of the Tenplay website.

Entry Limits - One entry per person, per day.

Age Limits - must be over 18 to enter, must be over 8 to participate in the Prize.

Restrictions -
-- no taller than 198cm,
-- no heavier than 125kg,
-- any winner of a Ten Network major prize in the last 12 months is not eligible to win.

Prize - Trip for 2 to the Mornington Peninsula for a Supercar experience.
-- Economy Class flights from your nearest Capital city to Melbourne (if the winner resides outside of Victoria)
-- Two nights accommodation in Melbourne in an at least 4 star hotel
-- One night accommodation in Mornington Peninsula
-- Three days car hire from Melbourne airport
-- Supercar experience at the Mornington Peninsula in a Ferrari V8 supercar (over 25 can drive the car - if under 25 or less than 2 years Drivers License, or above 0.0 alcohol reading, can only ride as a passenger)

Total Prize value - $5000 (the cost breakdown is very inflated, to make the prize sound more expensive than what it will actually cost the promoter... like, $950 for a single night in a Mornington Peninsula hotel)

Prize Drawing - June 19th, 10am. (winner notified within 2 days and posted on Tenplay website)

Prize valid until June 19th 2018 (12 months from drawing date)
Some dates are excluded, see Conditions list.

All Terms and Conditions here.