面紅耳赤

面 = 丆 + 囬 : Mnemonic symbol: a spray flask with one of these liquids which make a surface super slippery.

In the anthill's bathroom (an4), Marilyn Monroe (mi) wants to set up a wind wheel (丆) on top of a closet (囬). Just as she tries to fix it she slips and falls down, the wind wheel crashing on the floor. She didn't notice that somebody used a can of non-stick coating (面) on the closet's surfaces (面).

红 = 工 + 纟 : Mnemonic symbol: a little red book.

Helga Horse (hu) is reading the little red book (红) in the engine's kitchen ((e)ng2), when she discovers that it is being eaten by a silk worm (纟). She overreacts a little and wants to beat the silk worm with a steel beam (工).

It ist what it looks like: an ear.

赤 = 一 + 亦 : Mnemonic symbol: a red letter.

Charlie Chaplin (ch) finds that the also-ran (亦) ran over his flute (一) in the space station's bathroom (Ø4) bare-footed (赤). Angrily he gives the also-ran a red letter (赤).