lax Shia LaBeouf hoodie boots ball cap

For someone who has the tendency to have some Kanye West-worthy meltdowns, Shia LaBeouf certainly seemed pretty calm at Los Angeles International Airport on Monday afternoon.

The 27-year-old actor was returning from the Berlin Film Festival, where he premiered Lars von Trier's latest film Nymphomaniac - Volume 1, and his antics at the film fest included giving weird quotes during an interview and wearing a paper bag on his head on the red carpet.

At a news conference LaBeouf was reportedly asked to describe his thoughts on starring in a movie with a lot of very graphic sex scenes, and he quoted soccer star Eric Cantona and said, "When the seagulls follow the trawler, it is because they think sardines will be thrown into the sea." LaBeouf then left before anyone could make any sense of his reply, and it should be noted that this isn't the first time he's, ahem, borrowed a quote or idea from someone...

So what about the paper bag incident? On the red carpet he wore a tuxedo ... and a brown bag over his head with eye holes and the message "I AM NOT FAMOUS ANYMORE" scrawled on the front in black marker. Strange as it may seem, LaBeouf has tweeted this message every day since January 20...

Is he pulling a Joaquin Phoenix on us or does someone need to 5150 him?