That's 'the sum total of' what I know about cars. [=that's all I know about cars]
They have managed to raise a 'grand total' of $15 million in the past two years.
They scored a 'grand total' of three points in the first quarter.
(..) Locking wrist communicator! -Calling Buzz Lightyear! -Karate chop action! -Wow! -Pulsating laser light! -Total annihilation! -Multi-phrase voice simulator! There's a secret mission in uncharted space. There's a secret mission in uncharted space. (..)1995 Toy Story